Description
In the Linux kernel, the following vulnerability has been resolved: net: fix removing a namespace with conflicting altnames Mark reports a BUG() when a net namespace is removed. kernel BUG at net/core/dev.c:11520! Physical interfaces moved outside of init_net get "refunded" to init_net when that namespace disappears. The main interface name may get overwritten in the process if it would have conflicted. We need to also discard all conflicting altnames. Recent fixes addressed ensuring that altnames get moved with the main interface, which surfaced this problem.
Product status
673edcffa0960fc154085d639e10f80b6317d3bd (git) before a2232f29bf52c24f827865b3c90829c44b6c695b
7663d522099ecc464512164e660bc771b2ff7b64 (git) before e855dded4b70d1975ee7b9fed0c700391e3c8ea6
7663d522099ecc464512164e660bc771b2ff7b64 (git) before 8072699aa9e67d1727692cfb3c347263bb627fb9
7663d522099ecc464512164e660bc771b2ff7b64 (git) before d09486a04f5da0a812c26217213b89a3b1acf836
f7a69786fe5ec75d1cdd71b465e74a1adc68ef40 (git)
6.6
Any version before 6.6
6.1.76 (semver)
6.6.15 (semver)
6.7.3 (semver)
6.8 (original_commit_for_fix)
References
git.kernel.org/...c/a2232f29bf52c24f827865b3c90829c44b6c695b
git.kernel.org/...c/e855dded4b70d1975ee7b9fed0c700391e3c8ea6
git.kernel.org/...c/8072699aa9e67d1727692cfb3c347263bb627fb9
git.kernel.org/...c/d09486a04f5da0a812c26217213b89a3b1acf836
git.kernel.org/...c/a2232f29bf52c24f827865b3c90829c44b6c695b
git.kernel.org/...c/e855dded4b70d1975ee7b9fed0c700391e3c8ea6
git.kernel.org/...c/8072699aa9e67d1727692cfb3c347263bb627fb9
git.kernel.org/...c/d09486a04f5da0a812c26217213b89a3b1acf836