CVE-2022-3635

Name: CVE-2022-3635
Creator: NVD / NIST
Published: 2022-10-21T11:15:09.557+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2022-3635 is a high-severity vulnerability rated 7/10 on the CVSS scale. A vulnerability, which was classified as critical, has been found in Linux Kernel. Affected by this issue is the function tst_timer of the file drivers/atm/idt77252.c of the component IPsec. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as critical, has been found in Linux Kernel. Affected by this issue is the function tst_timer of the file drivers/atm/idt77252.c of the component IPsec. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. VDB-211934 is the identifier assigned to this vulnerability.

Metrics

CVSS 3.1

7/10

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.40%

32.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 2.6.12, < 4.9.326
Linux	Linux Kernel	>= 4.10, < 4.14.291
Linux	Linux Kernel	>= 4.15, < 4.19.256
Linux	Linux Kernel	>= 4.20, < 5.4.211
Linux	Linux Kernel	>= 5.5, < 5.10.138
Linux	Linux Kernel	>= 5.11, < 5.15.63
Linux	Linux Kernel	>= 5.16, < 5.19.4
Debian	Debian Linux	10.0

References

https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=3f4093e2bf4673f218c0bf17d8362337c400e77bExploit, Mailing List, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.htmlMailing List, Third Party Advisory
https://vuldb.com/?id.211934Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=3f4093e2bf4673f218c0bf17d8362337c400e77bExploit, Mailing List, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.htmlMailing List, Third Party Advisory
https://vuldb.com/?id.211934Third Party Advisory

Timeline

Published: Oct 21, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-3635?

How severe is CVE-2022-3635?

CVE-2022-3635 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2022-3635?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-3635?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST