CVE-2015-8966

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-12-08 · updated 2026-06-17
Weakness: CWE-264

Description

arch/arm/kernel/sys_oabi-compat.c in the Linux kernel before 4.4 allows local users to gain privileges via a crafted (1) F_OFD_GETLK, (2) F_OFD_SETLK, or (3) F_OFD_SETLKW command in an fcntl64 system call.

Affected products

Linux kernel: through 4.3.6

References

http://source.android.com/security/bulletin/2016-12-01.html
http://www.securityfocus.com/bid/94673
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=76cc404bfdc0d419c720de4daaf2584542734f42
https://github.com/torvalds/linux/commit/76cc404bfdc0d419c720de4daaf2584542734f42
http://source.android.com/security/bulletin/2016-12-01.html
http://www.securityfocus.com/bid/94673
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=76cc404bfdc0d419c720de4daaf2584542734f42
https://github.com/torvalds/linux/commit/76cc404bfdc0d419c720de4daaf2584542734f42

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