Description
In the Linux kernel, the following vulnerability has been resolved: batman-adv: avoid OGM aggregation when skb tailroom is insufficient When OGM aggregation state is toggled at runtime, an existing forwarded packet may have been allocated with only packet_len bytes, while a later packet can still be selected for aggregation. Appending in this case can hit skb_put overflow conditions. Reject aggregation when the target skb tailroom cannot accommodate the new packet. The caller then falls back to creating a new forward packet instead of appending.
Product status
c6c8fea29769d998d94fcec9b9f14d4b52b349d3 (git) before 67176c96f325837b0bb3e9538ca2eba414f447d8
c6c8fea29769d998d94fcec9b9f14d4b52b349d3 (git) before 0b10a8b355c3f71012ce89289ec2c2f5e3bfd6c1
c6c8fea29769d998d94fcec9b9f14d4b52b349d3 (git) before 6755347c5f9bdd44dee80f692208b056fcd40a52
c6c8fea29769d998d94fcec9b9f14d4b52b349d3 (git) before 1ada20331f2df2a942d6b83ae1f04a304b642e2a
c6c8fea29769d998d94fcec9b9f14d4b52b349d3 (git) before 6e40ebb999c2c3d2fbb3cacb61f0384ee6e69075
c6c8fea29769d998d94fcec9b9f14d4b52b349d3 (git) before 0e35db29fc5a97a8553f7c2d3a2ba730e46b1ee8
c6c8fea29769d998d94fcec9b9f14d4b52b349d3 (git) before eda89a1bae0602aec8314ced299bb243b9f9aeef
c6c8fea29769d998d94fcec9b9f14d4b52b349d3 (git) before 0d4aef630be9d5f9c1227d07669c26c4383b5ad0
2.6.38
Any version before 2.6.38
5.10.253 (semver)
5.15.203 (semver)
6.1.167 (semver)
6.6.130 (semver)
6.12.78 (semver)
6.18.20 (semver)
6.19.10 (semver)
7.0 (original_commit_for_fix)
References
git.kernel.org/...c/67176c96f325837b0bb3e9538ca2eba414f447d8
git.kernel.org/...c/0b10a8b355c3f71012ce89289ec2c2f5e3bfd6c1
git.kernel.org/...c/6755347c5f9bdd44dee80f692208b056fcd40a52
git.kernel.org/...c/1ada20331f2df2a942d6b83ae1f04a304b642e2a
git.kernel.org/...c/6e40ebb999c2c3d2fbb3cacb61f0384ee6e69075
git.kernel.org/...c/0e35db29fc5a97a8553f7c2d3a2ba730e46b1ee8
git.kernel.org/...c/eda89a1bae0602aec8314ced299bb243b9f9aeef
git.kernel.org/...c/0d4aef630be9d5f9c1227d07669c26c4383b5ad0