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Operating System: Ubuntu

Ubuntu Security Notice USN-3398-1
Posted Aug 22, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3398-1 - Holger Fuhrmannek and Tyson Smith discovered that graphite2 incorrectly handled certain malformed fonts. If a user or automated system were tricked into opening a specially-crafted font file, a remote attacker could use this issue to cause graphite2 to crash, resulting in a denial of service, or possibly execute arbitrary code.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-7771, CVE-2017-7772, CVE-2017-7773, CVE-2017-7774, CVE-2017-7775, CVE-2017-7776, CVE-2017-7777, CVE-2017-7778
MD5 | 1ece36edb670fe9f149e370c636c688d
Ubuntu Security Notice USN-3400-1
Posted Aug 22, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3400-1 - It was discovered that Augeas incorrectly handled certain strings. An attacker could use this issue to cause Augeas to crash, leading to a denial of service, or possibly execute arbitrary code.

tags | advisory, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-7555
MD5 | f710dd4756bb7d70d4620fc315b48ecf
Ubuntu Security Notice USN-3397-1
Posted Aug 21, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3397-1 - It was discovered that strongSwan incorrectly handled verifying specific RSA signatures. A remote attacker could use this issue to cause strongSwan to crash, resulting in a denial of service.

tags | advisory, remote, denial of service
systems | linux, ubuntu
MD5 | 11eb9b113895405a91be0e597f4ced9b
Ubuntu Security Notice USN-3396-1
Posted Aug 18, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3396-1 - It was discovered that the JPEGImageReader class in OpenJDK would incorrectly read unused image data. An attacker could use this to specially construct a jpeg image file that when opened by a Java application would cause a denial of service. It was discovered that the JAR verifier in OpenJDK did not properly handle archives containing files missing digests. An attacker could use this to modify the signed contents of a JAR file. Various other issues were also addressed.

tags | advisory, java, denial of service
systems | linux, ubuntu
advisories | CVE-2017-10053, CVE-2017-10067, CVE-2017-10074, CVE-2017-10081, CVE-2017-10087, CVE-2017-10089, CVE-2017-10090, CVE-2017-10096, CVE-2017-10101, CVE-2017-10102, CVE-2017-10107, CVE-2017-10108, CVE-2017-10109, CVE-2017-10110, CVE-2017-10115, CVE-2017-10116, CVE-2017-10118, CVE-2017-10135, CVE-2017-10176, CVE-2017-10243
MD5 | 563a851a69fe1deaec7a5894f67e7722
Ubuntu Security Notice USN-3391-3
Posted Aug 18, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3391-3 - USN-3391-1 fixed vulnerabilities in Firefox. The update introduced a performance regression with WebExtensions. This update fixes the problem. Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to conduct cross-site scripting attacks, bypass sandbox restrictions, obtain sensitive information, spoof the origin of modal alerts, bypass same origin restrictions, read uninitialized memory, cause a denial of service via program crash or hang, or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, spoof, vulnerability, xss
systems | linux, ubuntu
advisories | CVE-2017-7781, CVE-2017-7783, CVE-2017-7784, CVE-2017-7785, CVE-2017-7786, CVE-2017-7787, CVE-2017-7788, CVE-2017-7789, CVE-2017-7791, CVE-2017-7792, CVE-2017-7794, CVE-2017-7797, CVE-2017-7798, CVE-2017-7799, CVE-2017-7800, CVE-2017-7801, CVE-2017-7802, CVE-2017-7803, CVE-2017-7806, CVE-2017-7807, CVE-2017-7808, CVE-2017-7809
MD5 | 70cb762bf916b30e1ecee308a541a880
Ubuntu Security Notice USN-3393-2
Posted Aug 18, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3393-2 - USN-3393-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 12.04 ESM. It was discovered that ClamAV incorrectly handled parsing certain e- mail messages. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. Various other issues were also addressed.

tags | advisory, remote, denial of service, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-6418, CVE-2017-6419, CVE-2017-6420
MD5 | 3c6110b7ada194e5b8f653a22bc2baec
Ubuntu Security Notice USN-3395-1
Posted Aug 17, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3395-1 - It was discovered that c-ares incorrectly handled certain NAPTR responses. A remote attacker could possibly use this issue to cause applications using c-ares to crash, resulting in a denial of service.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2017-1000381
MD5 | d2cce8e48df03fe7df069e3d6ead86af
Ubuntu Security Notice USN-3394-1
Posted Aug 17, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3394-1 - It was discovered that libmspack incorrectly handled certain malformed CHM files. A remote attacker could use this issue to cause libmspack to crash, resulting in a denial of service, or possibly execute arbitrary code. It was discovered that libmspack incorrectly handled certain malformed CAB files. A remote attacker could use this issue to cause libmspack to crash, resulting in a denial of service. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-11423, CVE-2017-6419
MD5 | 4f87d43d2be9a216285585808f4b1c2e
Ubuntu Security Notice USN-3393-1
Posted Aug 17, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3393-1 - It was discovered that ClamAV incorrectly handled parsing certain e-mail messages. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. It was discovered that ClamAV incorrectly handled certain malformed CHM files. A remote attacker could use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 14.04 LTS. In the default installation, attackers would be isolated by the ClamAV AppArmor profile. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-6418, CVE-2017-6419, CVE-2017-6420
MD5 | 838ab7426ef1a766d55b7c8f9669078f
Ubuntu Security Notice USN-3391-2
Posted Aug 16, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3391-2 - USN-3391-1 fixed vulnerabilities in Firefox. This update provides the corresponding update for Ubufox. Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to conduct cross-site scripting attacks, bypass sandbox restrictions, obtain sensitive information, spoof the origin of modal alerts, bypass same origin restrictions, read uninitialized memory, cause a denial of service via program crash or hang, or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, spoof, vulnerability, xss
systems | linux, ubuntu
advisories | CVE-2017-7781, CVE-2017-7783, CVE-2017-7784, CVE-2017-7785, CVE-2017-7786, CVE-2017-7787, CVE-2017-7788, CVE-2017-7789, CVE-2017-7791, CVE-2017-7792, CVE-2017-7794, CVE-2017-7797, CVE-2017-7798, CVE-2017-7799, CVE-2017-7800, CVE-2017-7801, CVE-2017-7802, CVE-2017-7803, CVE-2017-7806, CVE-2017-7807, CVE-2017-7808, CVE-2017-7809
MD5 | 9b90adffa1b28b038cd23f9999e61ff6
Ubuntu Security Notice USN-3392-2
Posted Aug 15, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3392-2 - USN-3392-1 fixed a regression in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. USN-3378-2 fixed vulnerabilities in the Linux Hardware Enablement kernel. Unfortunately, a regression was introduced that prevented conntrack from working correctly in some situations. This update fixes the problem. Various other issues were also addressed.

tags | advisory, kernel, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-1000365, CVE-2017-10810, CVE-2017-7482, CVE-2017-7533
MD5 | 71a7bad1735ab6a1d89a1c1236820999
Ubuntu Security Notice USN-3392-1
Posted Aug 15, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3392-1 - USN-3378-1 fixed vulnerabilities in the Linux kernel. Unfortunately, a regression was introduced that prevented conntrack from working correctly in some situations. This update fixes the problem. Fan Wu and Shixiong Zhao discovered a race condition between inotify events and vfs rename operations in the Linux kernel. An unprivileged local attacker could use this to cause a denial of service or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-1000365, CVE-2017-10810, CVE-2017-7482, CVE-2017-7533
MD5 | ffd40fa2f174465003ab0558d699709a
Ubuntu Security Notice USN-3391-1
Posted Aug 15, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3391-1 - Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to conduct cross-site scripting attacks, bypass sandbox restrictions, obtain sensitive information, spoof the origin of modal alerts, bypass same origin restrictions, read uninitialized memory, cause a denial of service via program crash or hang, or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, spoof, xss
systems | linux, ubuntu
advisories | CVE-2017-7753, CVE-2017-7779, CVE-2017-7780, CVE-2017-7781, CVE-2017-7783, CVE-2017-7784, CVE-2017-7785, CVE-2017-7786, CVE-2017-7787, CVE-2017-7788, CVE-2017-7789, CVE-2017-7791, CVE-2017-7792, CVE-2017-7794, CVE-2017-7797, CVE-2017-7798, CVE-2017-7799, CVE-2017-7800, CVE-2017-7801, CVE-2017-7802, CVE-2017-7803, CVE-2017-7806, CVE-2017-7807, CVE-2017-7808, CVE-2017-7809
MD5 | 0e0b3847ada97d3cf507fe8f79bd9f3d
Ubuntu Security Notice USN-3390-1
Posted Aug 15, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3390-1 - Ben de Graaff, Jelte Fennema, and Jeroen van der Ham discovered that PostgreSQL allowed the use of empty passwords in some authentication methods, contrary to expected behaviour. A remote attacker could use an empty password to authenticate to servers that were believed to have password login disabled. Jeff Janes discovered that PostgreSQL incorrectly handled the pg_user_mappings catalog view. A remote attacker without server privileges could possibly use this issue to obtain certain passwords. Various other issues were also addressed.

tags | advisory, remote
systems | linux, ubuntu
advisories | CVE-2017-7546, CVE-2017-7547, CVE-2017-7548
MD5 | 3f5fc15039ff765d46f9123ed5e387b9
Ubuntu Security Notice USN-3389-1
Posted Aug 14, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3389-1 - A vulnerability was discovered in GD Graphics Library , as used in PHP before that does not zero colorMap arrays before use. A specially crafted GIF image could use the uninitialized tables to read A bytes from the top of the stack.

tags | advisory, php
systems | linux, ubuntu
MD5 | a18b834386443bb94f1292269976dec0
Ubuntu Security Notice USN-3389-2
Posted Aug 14, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3389-2 - USN-3389-1 fixed a vulnerability in GD Graphics Library. This update provides the corresponding update for Ubuntu 12.04 ESM. A vulnerability was discovered in GD Graphics Library , as used in PHP that does not zero colorMap arrays before use. A specially crafted GIF image could use the uninitialized tables to A read bytes from the top of the stack. Various other issues were also addressed.

tags | advisory, php
systems | linux, ubuntu
MD5 | 9723c2c8c1e56692e9c61e6c12d17618
Ubuntu Security Notice USN-3383-1
Posted Aug 11, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3383-1 - Aleksandar Nikolic discovered a stack based buffer overflow when handling chunked encoding. An attacker could use this to cause a denial of service or possibly execute arbitrary code.

tags | advisory, denial of service, overflow, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-2885
MD5 | d56809a8d08b5ab2885c53504c5bfa12
Ubuntu Security Notice USN-3382-1
Posted Aug 10, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3382-1 - It was discovered that the PHP opcache created keys for files it cached based on their filepath. A local attacker could possibly use this issue in a shared hosting environment to obtain sensitive information. This issue only affected Ubuntu 14.04 LTS. It was discovered that the PHP URL parser incorrectly handled certain URI components. A remote attacker could possibly use this issue to bypass hostname-specific URL checks. This issue only affected Ubuntu 14.04 LTS. Various other issues were also addressed.

tags | advisory, remote, local, php
systems | linux, ubuntu
advisories | CVE-2015-8994, CVE-2016-10397, CVE-2017-11143, CVE-2017-11144, CVE-2017-11145, CVE-2017-11147, CVE-2017-11362, CVE-2017-11628, CVE-2017-9224, CVE-2017-9226, CVE-2017-9227, CVE-2017-9228, CVE-2017-9229
MD5 | 984ca408a3f1b29c60c732d8e6ab82d4
Ubuntu Security Notice USN-3388-1
Posted Aug 10, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3388-1 - Joern Schneeweisz discovered that Subversion did not properly handle host names in 'svn+ssh://' URLs. A remote attacker could use this to construct a subversion repository that when accessed could run arbitrary code with the privileges of the user. Daniel Shahaf and James McCoy discovered that Subversion did not properly verify realms when using Cyrus SASL authentication. A remote attacker could use this to possibly bypass intended access restrictions. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. Various other issues were also addressed.

tags | advisory, remote, arbitrary
systems | linux, ubuntu
advisories | CVE-2016-2167, CVE-2016-8734, CVE-2017-9800
MD5 | de59b2b48a1a241b14a57ec717c3e2cf
Ubuntu Security Notice USN-3387-1
Posted Aug 10, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3387-1 - Brian Neel, Joern Schneeweisz, and Jeff King discovered that Git did not properly handle host names in 'ssh://' URLs. A remote attacker could use this to construct a git repository that when accessed could run arbitrary code with the privileges of the user.

tags | advisory, remote, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-1000117
MD5 | 99c5e1078ee27179fbf1677c195e6365
Ubuntu Security Notice USN-3386-2
Posted Aug 10, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3386-2 - USN-3386-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 ESM. Andrey Konovalov discovered a race condition in the UDP Fragmentation Offload code in the Linux kernel. A local attacker could use this to cause a denial of service or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local, udp, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-1000111, CVE-2017-1000112
MD5 | 245b433e13a5564b7156e05c3370eec7
Ubuntu Security Notice USN-3386-1
Posted Aug 10, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3386-1 - Andrey Konovalov discovered a race condition in the UDP Fragmentation Offload code in the Linux kernel. A local attacker could use this to cause a denial of service or execute arbitrary code. Andrey Konovalov discovered a race condition in AF_PACKET socket option handling code in the Linux kernel. A local unprivileged attacker could use this to cause a denial of service or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local, udp
systems | linux, ubuntu
advisories | CVE-2017-1000111, CVE-2017-1000112
MD5 | db8abfde2995ca9573a601d639910c06
Ubuntu Security Notice USN-3385-2
Posted Aug 10, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3385-2 - USN-3385-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. Andrey Konovalov discovered a race condition in the UDP Fragmentation Offload code in the Linux kernel. A local attacker could use this to cause a denial of service or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local, udp, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-1000111, CVE-2017-1000112
MD5 | 2947313225a541781e5aabb22f271277
Ubuntu Security Notice USN-3385-1
Posted Aug 10, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3385-1 - Andrey Konovalov discovered a race condition in the UDP Fragmentation Offload code in the Linux kernel. A local attacker could use this to cause a denial of service or execute arbitrary code. Andrey Konovalov discovered a race condition in AF_PACKET socket option handling code in the Linux kernel. A local unprivileged attacker could use this to cause a denial of service or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local, udp
systems | linux, ubuntu
advisories | CVE-2017-1000111, CVE-2017-1000112
MD5 | 886c3cfff8afc1ebc53f5aee4a8b5521
Ubuntu Security Notice USN-3384-2
Posted Aug 10, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3384-2 - USN-3384-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.04. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 17.04 for Ubuntu 16.04 LTS. Andrey Konovalov discovered a race condition in the UDP Fragmentation Offload code in the Linux kernel. A local attacker could use this to cause a denial of service or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local, udp, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-1000111, CVE-2017-1000112
MD5 | 3ec3aa7eb60579646c105eee729ff405
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