An issue was discovered in net/netfilter/nf_tables_api.c in the Linux kernel before 5.19.6. A denial of service can occur upon binding to an already bound chain.
Fix
Patch, vendor advisory and mitigation references on NVD 4
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.6 Patch, Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/e02f0d3970404bfea385b6edb86f2d936db0ea2b Patch, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.6 Patch, Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/e02f0d3970404bfea385b6edb86f2d936db0ea2b 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 5.5 · linux, debianNVD modified 2026-10-14 18:17
Affected (CPE criteria) 2
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
References 12
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.6 Patch, Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/e02f0d3970404bfea385b6edb86f2d936db0ea2b Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html Mailing List, Third Party Advisory
- https://lore.kernel.org/all/20220824220330.64283-12-pablo%40netfilter.org/
- https://twitter.com/pr0Ln Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.6 Patch, Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/e02f0d3970404bfea385b6edb86f2d936db0ea2b Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html Mailing List, Third Party Advisory
- https://lore.kernel.org/all/20220824220330.64283-12-pablo%40netfilter.org/
- https://twitter.com/pr0Ln Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
- https://cert-portal.siemens.com/productcert/html/ssa-831302.html