RESOLVED FIXED298479
TZoneHeapManager::init() should use CC_SHA256_DIGEST_LENGTH for its CC_SHA256 seed size. 
https://bugs.webkit.org/show_bug.cgi?id=298479
Summary TZoneHeapManager::init() should use CC_SHA256_DIGEST_LENGTH for its CC_SHA256...
Mark Lam
Reported 2025-09-05 15:29:48 PDT
CC_SHA256_DIGEST_LENGTH is 32 bytes in size. It was previously allocating CC_SHA1_DIGEST_LENGTH which is 20 bytes in size. However, disassembly of the function shows that this bug is benign: that extra 12 bytes of stack memory written to by CC_SHA256 is unused. Regardless, we'll fix this.
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Radar WebKit Bug Importer
Comment 1 2025-09-05 15:30:21 PDT
<rdar://problem/159973958>
Mark Lam
Comment 2 2025-09-05 15:39:12 PDT
Pull request: https://github.com/WebKit/WebKit/pull/50394
EWS
Comment 3 2025-09-06 15:17:59 PDT
Committed 299666@main (b386e6352b37): <https://commits.webkit.org/299666@main> Reviewed commits have been landed. Closing PR #50394 and removing active labels.
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