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author | Kees Cook <keescook@chromium.org> | 2018-05-11 18:24:12 +1000 |
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committer | Kees Cook <keescook@chromium.org> | 2018-06-12 16:19:22 -0700 |
commit | 9f645bcc566a1e9f921bdae7528a01ced5bc3713 (patch) | |
tree | 6a89ba3f5af7cb4c8415a8dd2589146b3018bed7 /drivers/virt | |
parent | 353748a359f1821ee934afc579cf04572406b420 (diff) | |
download | linux-stable-9f645bcc566a1e9f921bdae7528a01ced5bc3713.tar.gz linux-stable-9f645bcc566a1e9f921bdae7528a01ced5bc3713.tar.bz2 linux-stable-9f645bcc566a1e9f921bdae7528a01ced5bc3713.zip |
video: uvesafb: Fix integer overflow in allocation
cmap->len can get close to INT_MAX/2, allowing for an integer overflow in
allocation. This uses kmalloc_array() instead to catch the condition.
Reported-by: Dr Silvio Cesare of InfoSect <silvio.cesare@gmail.com>
Fixes: 8bdb3a2d7df48 ("uvesafb: the driver core")
Cc: stable@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'drivers/virt')
0 files changed, 0 insertions, 0 deletions