CVEvulnerability
CVE-2025-21761
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2025-02-27
- Last modified
- 2026-10-15
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
- 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-416
Description
In the Linux kernel, the following vulnerability has been resolved:
openvswitch: use RCU protection in ovs_vport_cmd_fill_info()
ovs_vport_cmd_fill_info() can be called without RTNL or RCU.
Use RCU protection and dev_net_rcu() to avoid potential UAF.
Affected configurations
• linux linux kernel (>= 4.15 < 5.4.291)
• linux linux kernel (>= 5.5 < 5.10.235)
• linux linux kernel (>= 5.11 < 5.15.179)
• linux linux kernel (>= 5.16 < 6.1.129)
• linux linux kernel (>= 6.2 < 6.6.79)
• linux linux kernel (>= 6.7 < 6.12.16)
• linux linux kernel (>= 6.13 < 6.13.4)
• linux linux kernel 6.14
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://git.kernel.org/stable/c/5828937742af74666192835d657095d95c53dbd0 Patch
- https://git.kernel.org/stable/c/7e01abc34e87abd091e619161a20f54ed4e3e2da Patch
- https://git.kernel.org/stable/c/8ec57509c36c8b9a23e50b7858dda0c520a2d074 Patch
- https://git.kernel.org/stable/c/90b2f49a502fa71090d9f4fe29a2f51fe5dff76d Patch
- https://git.kernel.org/stable/c/a849a10de5e04d798f7f286a2f1ca174719a617a Patch
- https://git.kernel.org/stable/c/a8816b3f1f151373fd30f1996f00480126c8bb11 Patch
- https://git.kernel.org/stable/c/a884f57600e463f69d7b279c4598b865260b62a1 Patch
- https://git.kernel.org/stable/c/e85a25d1a9985645e796039e843d1de581d2de1e Patch
- https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html lists.debian.org
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html lists.debian.org
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html cert-portal.siemens.com
- https://cert-portal.siemens.com/productcert/html/ssa-784472.html cert-portal.siemens.com