CVE-2017-12193 | BDVDB-2026-93378 Detail
Linux kernel since 3.13 up to 4.14 (not including)
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#
No impact statement in the source data.
Weaknesses#
- CWE-476 NULL Pointer Dereference
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/
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.