Bug 1600268 - (CVE-2018-5873) CVE-2018-5873 kernel: use-after-free in __ns_get_path()
CVE-2018-5873 kernel: use-after-free in __ns_get_path()
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20170419,repor...
: Security
Depends On:
Blocks: 1600269
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Reported: 2018-07-11 17:18 EDT by Laura Pardo
Modified: 2018-07-19 02:59 EDT (History)
58 users (show)

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An issue was discovered in the __ns_get_path function in fs/nsfs.c in the Linux kernel before 4.11. Due to a race condition when accessing files, a Use After Free condition can occur. A local attacker may be able to leverage this fault to escalate privileges on the system.
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Description Laura Pardo 2018-07-11 17:18:15 EDT
An issue was discovered in the __ns_get_path function in fs/nsfs.c in the Linux kernel before 4.11. Due to a race condition when accessing files, a Use After Free condition can occur.  A local attacker may be able to leverage this fault to escalate privileges on the system.


References:
https://github.com/torvalds/linux/commit/073c516ff73557a8f7315066856c04b50383ac34
https://source.android.com/security/bulletin/2018-07-01
https://www.codeaurora.org/security-bulletin/2018/07/02/july-2018-code-aurora-security-bulletin

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