Description
In the Linux kernel, the following vulnerability has been resolved: smb/client: fix out-of-bounds read in symlink_data() Since smb2_check_message() returns success without length validation for the symlink error response, in symlink_data() it is possible for iov->iov_len to be smaller than sizeof(struct smb2_err_rsp). If the buffer only contains the base SMB2 header (64 bytes), accessing err->ErrorContextCount (at offset 66) or err->ByteCount later in symlink_data() will cause an out-of-bounds read.
Product status
76894f3e2f71177747b8b4763fb180e800279585 (git) before 2be11faf79e49fb8250a181ff0b4d2b2f084af83
76894f3e2f71177747b8b4763fb180e800279585 (git) before ef6495d4df6e7af8f3de67e65150881c880f696c
76894f3e2f71177747b8b4763fb180e800279585 (git) before 15dc0a4de743a1aaa7b859b3aea79f08c695396c
76894f3e2f71177747b8b4763fb180e800279585 (git) before b8c8a704f0bc133deb171f6aeb6f3a684203e212
76894f3e2f71177747b8b4763fb180e800279585 (git) before b9561402489d41149f63e001a74384863b7b30a6
76894f3e2f71177747b8b4763fb180e800279585 (git) before d62b8d236fab503c6fec1d3e9a38bea71feaca20
2d046892a493d9760c35fdaefc3017f27f91b621 (git)
6.0.16 (semver) before 6.1
6.1
Any version before 6.1
6.1.175 (semver)
6.6.140 (semver)
6.12.88 (semver)
6.18.30 (semver)
7.0.7 (semver)
7.1-rc3 (original_commit_for_fix)
References
git.kernel.org/...c/2be11faf79e49fb8250a181ff0b4d2b2f084af83
git.kernel.org/...c/ef6495d4df6e7af8f3de67e65150881c880f696c
git.kernel.org/...c/15dc0a4de743a1aaa7b859b3aea79f08c695396c
git.kernel.org/...c/b8c8a704f0bc133deb171f6aeb6f3a684203e212
git.kernel.org/...c/b9561402489d41149f63e001a74384863b7b30a6
git.kernel.org/...c/d62b8d236fab503c6fec1d3e9a38bea71feaca20