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CVE-2015-5707

Status Candidate

Overview

Integer overflow in the sg_start_req function in drivers/scsi/sg.c in the Linux kernel 2.6.x through 4.x before 4.1 allows local users to cause a denial of service or possibly have unspecified other impact via a large iov_count value in a write request.

Related Files

Ubuntu Security Notice USN-2760-1
Posted Oct 2, 2015
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2760-1 - It was discovered that an integer overflow error existed in the SCSI generic (sg) driver in the Linux kernel. A local attacker with write permission to a SCSI generic device could use this to cause a denial of service (system crash) or potentially escalate their privileges. Lureau discovered that the vhost driver did not properly release the userspace provided log file descriptor. A privileged attacker could use this to cause a denial of service (resource exhaustion). Various other issues were also addressed.

tags | advisory, denial of service, overflow, kernel, local
systems | linux, ubuntu
advisories | CVE-2015-5707, CVE-2015-6252, CVE-2015-6526
SHA-256 | de3aa6e0975c435774afaabe129529eb031c77093f69aba45a8407301df84c59
Ubuntu Security Notice USN-2759-1
Posted Oct 2, 2015
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2759-1 - It was discovered that an integer overflow error existed in the SCSI generic (sg) driver in the Linux kernel. A local attacker with write permission to a SCSI generic device could use this to cause a denial of service (system crash) or potentially escalate their privileges. Lureau discovered that the vhost driver did not properly release the userspace provided log file descriptor. A privileged attacker could use this to cause a denial of service (resource exhaustion). Various other issues were also addressed.

tags | advisory, denial of service, overflow, kernel, local
systems | linux, ubuntu
advisories | CVE-2015-5707, CVE-2015-6252, CVE-2015-6526
SHA-256 | 9d78cf9adfdb9b807b2e11fb63d2b4a4d51e2a604a147c8dffa40b63b82e8695
Ubuntu Security Notice USN-2750-1
Posted Sep 30, 2015
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2750-1 - It was discovered that an integer overflow error existed in the SCSI generic (sg) driver in the Linux kernel. A local attacker with write permission to a SCSI generic device could use this to cause a denial of service (system crash) or potentially escalate their privileges.

tags | advisory, denial of service, overflow, kernel, local
systems | linux, ubuntu
advisories | CVE-2015-5707
SHA-256 | 84ba5906bcfde9a5c24394d70086061660eaebde607ead784b3440ce4c078184
Ubuntu Security Notice USN-2738-1
Posted Sep 9, 2015
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2738-1 - It was discovered that an integer overflow error existed in the SCSI generic (sg) driver in the Linux kernel. A local attacker with write permission to a SCSI generic device could use this to cause a denial of service (system crash) or potentially escalate their privileges.

tags | advisory, denial of service, overflow, kernel, local
systems | linux, ubuntu
advisories | CVE-2015-5707
SHA-256 | a930e4570ab20c53e70b727a93dd7fc250e1e1c0a5a1d3d6c835b09cbb64ef42
Ubuntu Security Notice USN-2737-1
Posted Sep 9, 2015
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2737-1 - It was discovered that an integer overflow error existed in the SCSI generic (sg) driver in the Linux kernel. A local attacker with write permission to a SCSI generic device could use this to cause a denial of service (system crash) or potentially escalate their privileges.

tags | advisory, denial of service, overflow, kernel, local
systems | linux, ubuntu
advisories | CVE-2015-5707
SHA-256 | 2c28d01d683933b1074e5a7999689400ed326d3219d1b6100a0ba98626b9669d
Ubuntu Security Notice USN-2733-1
Posted Sep 4, 2015
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2733-1 - It was discovered that an integer overflow error existed in the SCSI generic (sg) driver in the Linux kernel. A local attacker with write permission to a SCSI generic device could use this to cause a denial of service (system crash) or potentially escalate their privileges.

tags | advisory, denial of service, overflow, kernel, local
systems | linux, ubuntu
advisories | CVE-2015-5707
SHA-256 | aed97bcce3bcdcd3378f8a5bfa453dbd5b835041f5e9598a783520715b55c720
Ubuntu Security Notice USN-2734-1
Posted Sep 4, 2015
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2734-1 - It was discovered that an integer overflow error existed in the SCSI generic (sg) driver in the Linux kernel. A local attacker with write permission to a SCSI generic device could use this to cause a denial of service (system crash) or potentially escalate their privileges.

tags | advisory, denial of service, overflow, kernel, local
systems | linux, ubuntu
advisories | CVE-2015-5707
SHA-256 | 933bd370db7100f6bdb941b0ce5f6c53c1e9f6afdafe2590b4d273047ddb2452
Debian Security Advisory 3329-1
Posted Aug 7, 2015
Authored by Debian | Site debian.org

Debian Linux Security Advisory 3329-1 - Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leak.

tags | advisory, denial of service, kernel, vulnerability
systems | linux, debian
advisories | CVE-2015-1333, CVE-2015-3212, CVE-2015-4692, CVE-2015-4700, CVE-2015-5364, CVE-2015-5366, CVE-2015-5697, CVE-2015-5706, CVE-2015-5707
SHA-256 | 032d7754d15daf5a42e6f9f97780a9dd8431d502054c7f15a05b87b1417f2da4
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