Highlights
Signature Verification Bypass: 7 prior fixes. Scrutinize any change in this area.
lib/dns/resolver.c: most-fixed (5 issues). Treat as high-risk during review.
14 high-severity fixes in this history; regressions here are high-impact.
Recurring patterns
The bug types that recur here, drawn from past fixes, not open vulnerabilities.
Signature Verification Bypass: 4 historical fix(es) link lib/dns/validator.c to Signature Verification Bypass.
Arbitrary File Access: 1 historical fix(es) link lib/isc/file.c to Arbitrary File Access.
Cache Poisoning: 1 historical fix(es) link lib/dns/adb.c to Cache Poisoning.