CVE-2023-3090
Out-of-bounds write in Linux kernel's ipvlan network driver
- State
- Published
- Severity
- 7.8 High
- Published
- Jun 28, 2023
- Updated
- Mar 5, 2025
- Reserved
- Jun 3, 2023
Description
A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation.
The out-of-bounds write is caused by missing skb->cb initialization in the ipvlan network driver. The vulnerability is reachable if CONFIG_IPVLAN is enabled.
We recommend upgrading past commit 90cbed5247439a966b645b34eb0a2e037836ea8e.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.8 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
KernelLinux |
|
References
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=90cbed5247439a966b645b34eb0a2e037836ea8epatch
- https://kernel.dance/90cbed5247439a966b645b34eb0a2e037836ea8e
- https://www.debian.org/security/2023/dsa-5448
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
- https://security.netapp.com/advisory/ntap-20230731-0002/
- https://www.debian.org/security/2023/dsa-5480
- http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html
- http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.