ANT-2026-YZAKBHEW · hermes · Heap-buffer-overflow

heap-buffer-overflow critical Severity Claude critical · Security research firm critical revised; sealed as high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-YZAKBHEW:...

ANT-2026-QA1CT79B · Ghostscript · heap-buffer-overflow

heap-buffer-overflow high Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview SECURITY RESEARCH FIRM ANALYSIS Triage and disclosure were performed by Trail of Bits. The writeup below is the document the firm sent to the maintainer. Verdict: true...

ANT-2026-MHV0A2SD · FreeType2 · Heap Buffer Overflow

heap-buffer-overflow medium Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-MHV0A2SD: Heap buffer overflow in Type 1...

ANT-2026-ZJXVWQEA · flex · Heap Buffer Overflow

heap-buffer-overflow low Severity Claude low · Security research firm low · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-ZJXVWQEA: Heap buffer overflow in sfinit due to stale...

ANT-2026-DYWJSTZZ · faad2 · Heap Buffer Overflow

heap-buffer-overflow high Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-DYWJSTZZ: Heap buffer overflow in SBR QMF synthesi...

ANT-2026-ZGY30A9P · c-blosc2 · Heap Buffer Overflow

heap-buffer-overflow medium Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-ZGY30A9P: Heap buffer overflow in compressio...

ANT-2026-BH289AV8 · c-blosc2 · Heap Buffer Overflow

heap-buffer-overflow high Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-BH289AV8: Heap buffer overflow in ndcell filter vi...

ANT-2026-9R51NPJC · c-blosc2 · Heap Buffer Overflow

heap-buffer-overflow high Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-9R51NPJC: Heap buffer overflow in NDLZ8 triple-mat...

ANT-2026-3M3723P3 · binutils · Heap Buffer Overflow

heap-buffer-overflow medium Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-3M3723P3: Heap buffer overflow in FR30 ELF...

ANT-2026-T6EKK5DB · openssh · heap-buffer-overflow (READ of size 1, 1 byte before allocation)

heap-buffer-overflow low Severity Claude critical · Security research firm low · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-T6EKK5DB: heap-buffer-overflow READ of size 1, 1 byte...

ANT-2026-SC8JK49A · ffmpeg · Heap-buffer-overflow

heap-buffer-overflow high Severity Claude critical · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-SC8JK49A: Heap-buffer-overflow in ffmpeg FFmpeg's Dira...

ANT-2026-45SRWS4Q · bearssl · Heap Buffer Overflow

heap-buffer-overflow high Severity Claude high · Security research firm - · Maintainer - REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-45SRWS4Q: BearSSL Missing Block-Alignment Check in cbcchecklength → Unbounded Heap/Stack Write vi...

RLSA-2026:55447 Important: libXfont2 security update

X.Org X11 libXfont2 runtime library Security Fixes: libxfont2: Font Server Client encoding Out-Of-Bounds Read/Write CVE-2026-59679 libxfonts2: libXfont2: Privilege Escalation via Heap Buffer Overflow in Font Server Client CVE-2026-44950 For more details about the security issues, including the...

libXfont2 security update

An update is available for libXfont2. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list X.Org X11 libXfont2 runtime library Security Fixes: libxfont2: Font Server...

RLSA-2026:55446 Important: libXfont2 security update

X.Org X11 libXfont2 runtime library Security Fixes: libxfont2: Font Server Client encoding Out-Of-Bounds Read/Write CVE-2026-59679 libxfonts2: libXfont2: Privilege Escalation via Heap Buffer Overflow in Font Server Client CVE-2026-44950 For more details about the security issues, including the...

ANT-2026-87DJGDRB · wolfssl · Heap-buffer-overflow

heap-buffer-overflow low CVE-2026-12340 GHSA-q349-x427-xg3w Severity Claude high · Security research firm high · Maintainer low Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-87DJGDRB: Heap-buffer-overflow in sha.c:733 When...

ANT-2026-P7DSVPH6 · wasm-micro-runtime · Heap-buffer-overflow

heap-buffer-overflow critical GHSA-wj3p-xhqm-pffc Severity Claude critical · Security research firm critical · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-P7DSVPH6:...

ANT-2026-669BEQ2W · WAMR · Heap Buffer Overflow

heap-buffer-overflow low Severity Claude low · Security research firm low · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-669BEQ2W: Integer overflow in array.new size...

ANT-2026-5WVCAVEA · UPX · Heap Buffer Overflow

heap-buffer-overflow medium Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-5WVCAVEA: Heap buffer overflow in unDTINIT...

ANT-2026-QRHVDRQ1 · Unicorn · Heap Buffer Overflow

heap-buffer-overflow medium Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-QRHVDRQ1: Heap buffer overflow via MIPS CP0...