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| author |   Kees Cook <keescook@chromium.org> | 2022-12-02 13:44:14 -0800 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2022-12-05 17:46:25 -0800 |
| commit | e329e71013c9b5a4535b099208493c7826ee4a64 (patch) | |
| tree | 91dec2e30e570557d62c12ef81ef7efadb8d2971 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | net: mvneta: Prevent out of bounds read in mvneta_config_rss() (diff) | |
| download | wireguard-linux-e329e71013c9b5a4535b099208493c7826ee4a64.tar.xz wireguard-linux-e329e71013c9b5a4535b099208493c7826ee4a64.zip | |
NFC: nci: Bounds check struct nfc_target arrays
While running under CONFIG_FORTIFY_SOURCE=y, syzkaller reported:
memcpy: detected field-spanning write (size 129) of single field "target->sensf_res" at net/nfc/nci/ntf.c:260 (size 18)
This appears to be a legitimate lack of bounds checking in
nci_add_new_protocol(). Add the missing checks.
Reported-by: syzbot+210e196cef4711b65139@syzkaller.appspotmail.com
Link: https://lore.kernel.org/lkml/0000000000001c590f05ee7b3ff4@google.com
Fixes: 019c4fbaa790 ("NFC: Add NCI multiple targets support")
Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20221202214410.never.693-kees@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions