Description
In the Linux kernel, the following vulnerability has been resolved: nfs4: Fix kmemleak when allocate slot failed If one of the slot allocate failed, should cleanup all the other allocated slots, otherwise, the allocated slots will leak: unreferenced object 0xffff8881115aa100 (size 64): comm ""mount.nfs"", pid 679, jiffies 4294744957 (age 115.037s) hex dump (first 32 bytes): 00 cc 19 73 81 88 ff ff 00 a0 5a 11 81 88 ff ff ...s......Z..... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000007a4c434a>] nfs4_find_or_create_slot+0x8e/0x130 [<000000005472a39c>] nfs4_realloc_slot_table+0x23f/0x270 [<00000000cd8ca0eb>] nfs40_init_client+0x4a/0x90 [<00000000128486db>] nfs4_init_client+0xce/0x270 [<000000008d2cacad>] nfs4_set_client+0x1a2/0x2b0 [<000000000e593b52>] nfs4_create_server+0x300/0x5f0 [<00000000e4425dd2>] nfs4_try_get_tree+0x65/0x110 [<00000000d3a6176f>] vfs_get_tree+0x41/0xf0 [<0000000016b5ad4c>] path_mount+0x9b3/0xdd0 [<00000000494cae71>] __x64_sys_mount+0x190/0x1d0 [<000000005d56bdec>] do_syscall_64+0x35/0x80 [<00000000687c9ae4>] entry_SYSCALL_64_after_hwframe+0x46/0xb0
Product status
abf79bb341bf52f75f295b850abdf5f78f584311 (git) before 84b5cb476903003ae9ca88f32b57ff0eaefa6d4c
abf79bb341bf52f75f295b850abdf5f78f584311 (git) before aae35a0c8a775fa4afa6a4e7dab3f936f1f89bbb
abf79bb341bf52f75f295b850abdf5f78f584311 (git) before 86ce0e93cf6fb4d0c447323ac66577c642628b9d
abf79bb341bf52f75f295b850abdf5f78f584311 (git) before 925cb538bd5851154602818dc80bf4b4d924c127
abf79bb341bf52f75f295b850abdf5f78f584311 (git) before 45aea4fbf61e205649c29200726b9f45c1718a67
abf79bb341bf52f75f295b850abdf5f78f584311 (git) before 24641993a7dce6b1628645f4e1d97ca06c9f765d
abf79bb341bf52f75f295b850abdf5f78f584311 (git) before db333ae981fb8843c383aa7dbf62cc682597d401
abf79bb341bf52f75f295b850abdf5f78f584311 (git) before 7e8436728e22181c3f12a5dbabd35ed3a8b8c593
3.12
Any version before 3.12
4.9.333 (semver)
4.14.299 (semver)
4.19.265 (semver)
5.4.224 (semver)
5.10.154 (semver)
5.15.78 (semver)
6.0.8 (semver)
6.1 (original_commit_for_fix)
References
git.kernel.org/...c/84b5cb476903003ae9ca88f32b57ff0eaefa6d4c
git.kernel.org/...c/aae35a0c8a775fa4afa6a4e7dab3f936f1f89bbb
git.kernel.org/...c/86ce0e93cf6fb4d0c447323ac66577c642628b9d
git.kernel.org/...c/925cb538bd5851154602818dc80bf4b4d924c127
git.kernel.org/...c/45aea4fbf61e205649c29200726b9f45c1718a67
git.kernel.org/...c/24641993a7dce6b1628645f4e1d97ca06c9f765d
git.kernel.org/...c/db333ae981fb8843c383aa7dbf62cc682597d401
git.kernel.org/...c/7e8436728e22181c3f12a5dbabd35ed3a8b8c593