CVEvulnerability
CVE-2022-4378
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-01-05
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-131, CWE-787
Description
A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Affected configurations
• linux linux kernel (>= 4.9.0 <= 4.9.337)
• linux linux kernel (>= 4.14.0 <= 4.14.302)
• linux linux kernel (>= 4.19.0 <= 4.19.269)
• linux linux kernel (>= 5.4.0 <= 5.4.228)
• linux linux kernel (>= 5.10.0 <= 5.10.162)
• linux linux kernel (>= 5.15.0 <= 5.15.86)
• linux linux kernel (>= 6.0.0 <= 6.0.11)
Related
References
- http://packetstormsecurity.com/files/171289/Kernel-Live-Patch-Security-Notice-LNS-0092-1.html packetstormsecurity.com
- https://bugzilla.redhat.com/show_bug.cgi?id=2152548 Issue Tracking, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-6.0/proc-avoid-integer-type-confusion-in-get_proc_long.patch Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-6.0/proc-proc_skip_spaces-shouldn-t-think-it-is-working-on-c-strings.patch Vendor Advisory
- https://seclists.org/oss-sec/2022/q4/178 Mailing List, Third Party Advisory
- http://packetstormsecurity.com/files/171289/Kernel-Live-Patch-Security-Notice-LNS-0092-1.html packetstormsecurity.com
- https://bugzilla.redhat.com/show_bug.cgi?id=2152548 Issue Tracking, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-6.0/proc-avoid-integer-type-confusion-in-get_proc_long.patch Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-6.0/proc-proc_skip_spaces-shouldn-t-think-it-is-working-on-c-strings.patch Vendor Advisory
- https://seclists.org/oss-sec/2022/q4/178 Mailing List, Third Party Advisory