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Status published
Medium
CVE-2017-12193
The assoc_array_insert_into_terminal_node function in lib/assoc_array.c in the Linux kernel before...
Vulnerability Description
The assoc_array_insert_into_terminal_node function in lib/assoc_array.c in the Linux kernel before 4.13.11 mishandles node splitting, which allows local users to cause a denial of service (NULL pointer dereference and panic) via a crafted application, as demonstrated by the keyring key type, and key addition and link creation operations.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11
- https://github.com/torvalds/linux/commit/ea6789980fdaa610d7eb63602c746bf6ec70cd2b
- http://www.securityfocus.com/bid/101678
- https://bugzilla.redhat.com/show_bug.cgi?id=1501215
- https://access.redhat.com/errata/RHSA-2018:0151
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea6789980fdaa610d7eb63602c746bf6ec70cd2b
- https://usn.ubuntu.com/3698-1/
- https://usn.ubuntu.com/3698-2/
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Affected Vendor
Affected Software
Linux kernel since 3.13 up to 4.14 (not including)
Vulnerable Versions:
Linux kernel since 3.13 up to 4.14 (not including)
Timeline
Official Publish:
November 22nd, 2017
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H