CVE-2016-7118

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-08-31 · updated 2026-06-17
Weakness: CWE-476

Description

fs/fcntl.c in the "aufs 3.2.x+setfl-debian" patch in the linux-image package 3.2.0-4 (kernel 3.2.81-1) in Debian wheezy mishandles F_SETFL fcntl calls on directories, which allows local users to cause a denial of service (NULL pointer dereference and system crash) via standard filesystem operations, as demonstrated by scp from an AUFS filesystem.

Affected products

Debian Linux: 7.0

References

http://seclists.org/oss-sec/2016/q3/395
http://www.openwall.com/lists/oss-security/2016/08/31/3
http://www.securityfocus.com/bid/92697
http://seclists.org/oss-sec/2016/q3/395
http://www.openwall.com/lists/oss-security/2016/08/31/3
http://www.securityfocus.com/bid/92697

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