Cyber Risks · Cisco Talos

Miniaudio and Adobe Acrobat Reader vulnerabilities

Summary: Cisco Talos disclosed four vulnerabilities: an out-of-bounds write in the Miniaudio C audio library (CVE-2024-41147) triggered by a crafted FLAC file during playback, and three Adobe Acrobat font-functionality flaws - two out-of-bounds reads (CVE-2025-27163, CVE-2025-27164) and an uninitialized-pointer memory corruption issue (CVE-2025-27158) that can potentially lead to arbitrary code execution. The Adobe flaws are triggered by a specially crafted font file embedded in a PDF, and an attacker must trick the user into opening the malicious file; all four have been patched by their vendors.

Key Takeaway: The Acrobat uninitialized-pointer flaw can potentially reach arbitrary code execution from a font embedded in a PDF, so the only barrier left is whether a user opens the file - and the Miniaudio overflow needs nothing more than playing a crafted FLAC.

Read the original at Cisco Talos ↗

Topics
Vulnerabilities & Patching
Mentions
CVE-2024-41147CVE-2025-27158CVE-2025-27163CVE-2025-27164
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