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| author | Jann Horn <[email protected]> | 2017-12-19 04:11:57 +0000 |
|---|---|---|
| committer | Daniel Borkmann <[email protected]> | 2017-12-21 01:15:41 +0000 |
| commit | ea25f914dc164c8d56b36147ecc86bc65f83c469 (patch) | |
| tree | ae74d60039bef82d303017c162822f4fa8ddbf02 /lib/timerqueue.c | |
| parent | bpf: fix 32-bit ALU op verification (diff) | |
| download | kernel-ea25f914dc164c8d56b36147ecc86bc65f83c469.tar.gz kernel-ea25f914dc164c8d56b36147ecc86bc65f83c469.zip | |
bpf: fix missing error return in check_stack_boundary()
Prevent indirect stack accesses at non-constant addresses, which would
permit reading and corrupting spilled pointers.
Fixes: f1174f77b50c ("bpf/verifier: rework value tracking")
Signed-off-by: Jann Horn <[email protected]>
Signed-off-by: Alexei Starovoitov <[email protected]>
Signed-off-by: Daniel Borkmann <[email protected]>
Diffstat (limited to 'lib/timerqueue.c')
0 files changed, 0 insertions, 0 deletions