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authorChristian Göttsche2022-06-15 17:38:39 +0200
committerPaul Moore2022-06-15 21:20:45 -0400
commitcad140d00899e7a9cb6fe93b282051df589e671c (patch)
tree39a0238c91cbd5cc70960989741a3b43f0cfa0b9 /fs/ramfs
parentb13baccc3850ca8b8cccbf8ed9912dbaa0fdf7f3 (diff)
selinux: free contexts previously transferred in selinux_add_opt()
`selinux_add_opt()` stopped taking ownership of the passed context since commit 70f4169ab421 ("selinux: parse contexts for mount options early"). unreferenced object 0xffff888114dfd140 (size 64): comm "mount", pid 15182, jiffies 4295687028 (age 796.340s) hex dump (first 32 bytes): 73 79 73 74 65 6d 5f 75 3a 6f 62 6a 65 63 74 5f system_u:object_ 72 3a 74 65 73 74 5f 66 69 6c 65 73 79 73 74 65 r:test_filesyste backtrace: [<ffffffffa07dbef4>] kmemdup_nul+0x24/0x80 [<ffffffffa0d34253>] selinux_sb_eat_lsm_opts+0x293/0x560 [<ffffffffa0d13f08>] security_sb_eat_lsm_opts+0x58/0x80 [<ffffffffa0af1eb2>] generic_parse_monolithic+0x82/0x180 [<ffffffffa0a9c1a5>] do_new_mount+0x1f5/0x550 [<ffffffffa0a9eccb>] path_mount+0x2ab/0x1570 [<ffffffffa0aa019e>] __x64_sys_mount+0x20e/0x280 [<ffffffffa1f47124>] do_syscall_64+0x34/0x80 [<ffffffffa200007e>] entry_SYSCALL_64_after_hwframe+0x46/0xb0 unreferenced object 0xffff888108e71640 (size 64): comm "fsmount", pid 7607, jiffies 4295044974 (age 1601.016s) hex dump (first 32 bytes): 73 79 73 74 65 6d 5f 75 3a 6f 62 6a 65 63 74 5f system_u:object_ 72 3a 74 65 73 74 5f 66 69 6c 65 73 79 73 74 65 r:test_filesyste backtrace: [<ffffffff861dc2b1>] memdup_user+0x21/0x90 [<ffffffff861dc367>] strndup_user+0x47/0xa0 [<ffffffff864f6965>] __do_sys_fsconfig+0x485/0x9f0 [<ffffffff87940124>] do_syscall_64+0x34/0x80 [<ffffffff87a0007e>] entry_SYSCALL_64_after_hwframe+0x46/0xb0 Cc: stable@vger.kernel.org Fixes: 70f4169ab421 ("selinux: parse contexts for mount options early") Signed-off-by: Christian Göttsche <cgzones@googlemail.com> Signed-off-by: Paul Moore <paul@paul-moore.com>
Diffstat (limited to 'fs/ramfs')
0 files changed, 0 insertions, 0 deletions