- Update to 1.2.12: * A lot of bug fixes * Improve speed of crc32 functions * Use ARM crc32 instructions if the ARM architecture has them For the complete changes, see ChangeLog - Fixes CVE-2022-37434, heap-based buffer over-read or buffer overflow in inflate.c via a large gzip header extra field (CVE-2022-37434, bsc#1202175) - Added patches: * zlib-1.2.11-covscan-issues-rhel9.patch * zlib-1.2.11-covscan-issues.patch * zlib-1.2.12-s390-vectorize-crc32.patch * zlib-1.2.12-optimized-crc32-power8.patch * zlib-1.2.12-IBM-Z-hw-accelerated-deflate-s390x.patch * zlib-1.2.12-fix-configure.patch * zlib-1.2.12-correct-inputs-provided-to-crc-func.patch * zlib-1.2.12-fix-CVE-2022-37434.patch - Removed patches: * bsc1197459.patch (upstreamed) * zlib-power8-fate325307.patch (replaced by zlib-1.2.12-optimized-crc32-power8.patch) * bsc1174736-DFLTCC_LEVEL_MASK-set-to-0x1ff.patch (replaced by zlib-1.2.12-IBM-Z-hw-accelrated-deflate-s390x.patch) * 410.patch (replaced by zlib-1.2.12-IBM-Z-hw-accelrated-deflate-s390x.patch) - Refreshed patches: * zlib-format.patch * zlib-no-version-check.patch - Disable profiling since it breaks tests - Update zlib-rpmlintrc OBS-URL: https://build.opensuse.org/request/show/1000394 OBS-URL: https://build.opensuse.org/package/show/devel:libraries:c_c++/zlib?expand=0&rev=79
15 lines
782 B
Diff
15 lines
782 B
Diff
--- zlib-1.2.12/inflate.c.old 2022-08-09 10:30:18.831225181 +0000
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+++ zlib-1.2.12/inflate.c 2022-08-09 10:29:33.251225181 +0000
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@@ -792,8 +792,9 @@ int flush;
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if (copy > have) copy = have;
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if (copy) {
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if (state->head != Z_NULL &&
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- state->head->extra != Z_NULL) {
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- len = state->head->extra_len - state->length;
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+ state->head->extra != Z_NULL &&
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+ (len = state->head->extra_len - state->length) <
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+ state->head->extra_max) {
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zmemcpy(state->head->extra + len, next,
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len + copy > state->head->extra_max ?
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state->head->extra_max - len : copy);
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