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| author | Zheng Bao <fishbaozi@gmail.com> | 2023-03-11 10:29:56 +0800 |
|---|---|---|
| committer | Martin L Roth <gaumless@gmail.com> | 2023-03-16 14:40:02 +0000 |
| commit | 17551ae865d187231858e2e359b3c00d87ea042e (patch) | |
| tree | 6e0badf843f4eba4a72afd778983b2f2ee7c8eea /util/amdfwtool | |
| parent | 7391722c40c2ba598072a44ed71b692090e8af82 (diff) | |
| download | coreboot-17551ae865d187231858e2e359b3c00d87ea042e.tar.gz coreboot-17551ae865d187231858e2e359b3c00d87ea042e.tar.bz2 coreboot-17551ae865d187231858e2e359b3c00d87ea042e.zip | |
amdfwtool: Check combo_index before checking the combo_config
Otherwise Checking combo_config[++combo_index] causes Out-of-Bounds
access.
Change-Id: I50d466ee98edfb18c01fc7ba43e929640b33c7c1
Signed-off-by: Zheng Bao <fishbaozi@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73647
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin L Roth <gaumless@gmail.com>
Diffstat (limited to 'util/amdfwtool')
| -rw-r--r-- | util/amdfwtool/amdfwtool.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/util/amdfwtool/amdfwtool.c b/util/amdfwtool/amdfwtool.c index f16f758cf726..738123b68f08 100644 --- a/util/amdfwtool/amdfwtool.c +++ b/util/amdfwtool/amdfwtool.c @@ -2789,7 +2789,8 @@ int main(int argc, char **argv) BHD2_COOKIE, &ctx); } } - } while (cb_config.use_combo && combo_config[++combo_index] != NULL); + } while (cb_config.use_combo && ++combo_index < MAX_COMBO_ENTRIES && + combo_config[combo_index] != NULL); targetfd = open(output, O_RDWR | O_CREAT | O_TRUNC, 0666); if (targetfd >= 0) { |