What’s Vulnerable › Vulnerabilities

CVE-2023-35823

• Severity: high (CVSS 7.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-06-18 · updated 2026-08-26
• Weakness: CWE-362

Description

An issue was discovered in the Linux kernel before 6.3.2. A use-after-free was found in saa7134_finidev in drivers/media/pci/saa7134/saa7134-core.c.

Affected products

• Debian Linux: 10.0
• Linux kernel: from 4.15 before 4.19.283; from 4.20 before 5.4.243; from 5.5 before 5.10.180; from 5.11 before 5.15.111; from 5.16 before 6.1.28; from 6.2 before 6.2.15 — fixed in 4.19.283, 5.10.180, 5.15.111, 5.4.243, 6.1.28, 6.2.15

How to fix

Upgrade to a fixed version: Linux kernel 4.19.283, 5.10.180, 5.15.111, 5.4.243. Check the vendor advisory for mitigations.

References

• https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.2
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=30cf57da176cca80f11df0d9b7f71581fe601389
• https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
• https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
• https://lore.kernel.org/all/49bb0b6a-e669-d4e7-d742-a19d2763e947%40xs4all.nl/
• https://lore.kernel.org/lkml/20230318085023.832510-1-zyytlz.wz%40163.com/t/
• https://security.netapp.com/advisory/ntap-20230803-0002/
• https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.2
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=30cf57da176cca80f11df0d9b7f71581fe601389
• https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
• https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
• https://lore.kernel.org/all/49bb0b6a-e669-d4e7-d742-a19d2763e947%40xs4all.nl/

Get alerted when CVE-2023-35823 or the next vulnerability affects your stack