A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://bugzilla.redhat.com/show_bug.cgi?id=1984024 Issue Tracking, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1984024 Issue Tracking, Patch, Third Party Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 3.3 · linux, redhat, debianNVD modified 2026-10-08 21:17
Affected (CPE criteria) 4
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:5.14:-:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
References 6
- https://bugzilla.redhat.com/show_bug.cgi?id=1984024 Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1984024 Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html Mailing List, Third Party Advisory