CVE-2017-5393

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Ubuntu Security Notice USN-3175-2

Posted Feb 7, 2017

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3175-2 - USN-3175-1 fixed vulnerabilities in Firefox. The update caused a regression on systems where the AppArmor profile for Firefox is set to enforce mode. This update fixes the problem. Multiple memory safety issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code. JIT code allocation can allow a bypass of ASLR protections in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code. Nicolas GrAgoire discovered a use-after-free when manipulating XSL in XSLT documents in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code. Atte Kettunen discovered a memory corruption issue in Skia in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, vulnerability

systems | linux, ubuntu

advisories | CVE-2017-5375, CVE-2017-5376, CVE-2017-5377, CVE-2017-5378, CVE-2017-5379, CVE-2017-5380, CVE-2017-5381, CVE-2017-5382, CVE-2017-5383, CVE-2017-5384, CVE-2017-5385, CVE-2017-5386, CVE-2017-5387, CVE-2017-5388, CVE-2017-5389, CVE-2017-5390, CVE-2017-5391, CVE-2017-5393, CVE-2017-5396

SHA-256 | 7e3200593e80d0305616500ca7f776b41af7ab27c832e93784b3a1ff789cb41a

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Ubuntu Security Notice USN-3175-1

Posted Jan 30, 2017

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3175-1 - Multiple memory safety issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code. JIT code allocation can allow a bypass of ASLR protections in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary

systems | linux, ubuntu

advisories | CVE-2017-5373, CVE-2017-5374, CVE-2017-5375, CVE-2017-5376, CVE-2017-5377, CVE-2017-5378, CVE-2017-5379, CVE-2017-5380, CVE-2017-5381, CVE-2017-5382, CVE-2017-5383, CVE-2017-5384, CVE-2017-5385, CVE-2017-5386, CVE-2017-5387, CVE-2017-5388, CVE-2017-5389, CVE-2017-5390, CVE-2017-5391, CVE-2017-5393, CVE-2017-5396

SHA-256 | 46188327b48b69d6b7ffd9a3ce490a0967362d442ae02526db0cbdcfbd914ad8

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