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Bug 2029782 - fix 8-byte over-read of AES-192 key buffer in x86 builds without USE_HW_AES.

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This commit is contained in:
John Schanck
2026-05-24 15:10:06 +02:00
committed by roytam1
parent 57bef0265c
commit 92b3f6dd67
1 changed files with 1 additions and 1 deletions
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security/nss/lib/freebl/aes-x86.c
+1 -1
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@@ -67,7 +67,7 @@ native_key_expansion192(AESContext *cx, const unsigned char *key)
pre_align __m128i tmp3 post_align;
pre_align __m128i carry post_align;
keySchedule[0] = _mm_loadu_si128((__m128i *)key);
keySchedule[1] = _mm_loadu_si128((__m128i *)(key + 16));
keySchedule[1] = _mm_loadl_epi64((__m128i *)(key + 16));
EXPAND_KEY192(keySchedule[0], keySchedule[1], keySchedule[2],
keySchedule[3], carry, 0x1, 0x2);
EXPAND_KEY192_PART2(keySchedule[4], carry, keySchedule[3]);