WS-2020-0392

Harfbuzz in versions 1.4.2 to 2.6.4 is vulnerable to Heap-buffer-overflow in OT::SegmentMaps::map, related to src/hb-ot-var-avar-table.hh...

OPENSUSE-SU-2026:20409-1 Security update for harfbuzz

This update for harfbuzz fixes the following issues: Update to version 11.4.5: Security fixes: - CVE-2026-22693: Fixed a NULL pointer dereference in SubtableUnicodesCache::create bsc1256459. Other fixes: - Bug fixes for “AAT” shaping, and other shaping micro optimizations. - Fix a shaping...

SUSE-SU-2026:20922-1 Security update for harfbuzz

This update for harfbuzz fixes the following issues: Update to version 11.4.5: Security fixes: - CVE-2026-22693: Fixed a NULL pointer dereference in SubtableUnicodesCache::create bsc1256459. Other fixes: - Bug fixes for “AAT” shaping, and other shaping micro optimizations. - Fix a shaping...

PDF Reader Buffer Overflow Information Disclosure

The vulnerability of PDF viewing and editing programs such as Adobe Acrobat Document Cloud, Adobe Acrobat Reader Document Cloud, Adobe Acrobat 2020, and Adobe Reader 2020 lies in the reading of data beyond the buffer boundary in memory during the processing of the SegmentMaps table and the avar...

CVE-2024-20748 TALOS-2023-1909 - Adobe Acrobat Reader Font avar SegmentMaps out-of-bounds read vulnerability

Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user...

Adobe Acrobat Reader Font avar SegmentMaps out-of-bounds read vulnerability

Talos Vulnerability Report TALOS-2023-1909 Adobe Acrobat Reader Font avar SegmentMaps out-of-bounds read vulnerability February 15, 2024 CVE Number CVE-2024-20748 SUMMARY An out-of-bounds read vulnerability exists in the font file processing functionality of Adobe Acrobat Reader 2023.006.20380. A...

OSV-2022-613 UNKNOWN READ in OT::avar::map_coords

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49407 Crash type: UNKNOWN READ Crash state: OT::avar::mapcoords hbotvarnormalizevariations test-ot-face.c...

harfbuzz:hb-shape-fuzzer: Crash in OT::avar::map_coords

Project: https://github.com/harfbuzz/harfbuzz.git Detailed Report: https://oss-fuzz.com/testcase?key=4523349576908800 Project: harfbuzz Fuzzing Engine: libFuzzer Fuzz Target: hb-shape-fuzzer Job Type: libfuzzerasanharfbuzz Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0x603000030132...