Description
A NULL pointer dereference flaw was found in the Linux kernel's BPF subsystem in the way a user triggers the map_get_next_key function of the BPF bloom filter. This flaw allows a local user to crash the system. This flaw affects Linux kernel versions prior to 5.17-rc1.
References (3)
Core 3
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=2048259
Mailing List, Patch, Third Party Advisory x_refsource_misc
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=3ccdcee28415c4226de05438b4d89eb5514edf73
Mailing List x_refsource_misc
https://lore.kernel.org/bpf/1640776802-22421-1-git-send-email-tcs.kernel%40gmail.com/t/
Scores
CVSS v3
5.5
EPSS
0.0004
EPSS Percentile
11.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
CWE-908
Status
published
Products (2)
fedoraproject/fedora
35
linux/linux_kernel
< 5.16
Published
Mar 10, 2022
Tracked Since
Feb 18, 2026