Bug 1600268 (CVE-2018-5873) - CVE-2018-5873 kernel: use-after-free in __ns_get_path()
Summary: CVE-2018-5873 kernel: use-after-free in __ns_get_path()
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2018-5873
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1600269
TreeView+ depends on / blocked
 
Reported: 2018-07-11 21:18 UTC by Laura Pardo
Modified: 2021-02-16 23:59 UTC (History)
49 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
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.
Clone Of:
Environment:
Last Closed: 2018-08-24 12:20:41 UTC
Embargoed:


Attachments (Terms of Use)

Description Laura Pardo 2018-07-11 21:18:15 UTC
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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