一线运维实战手记 · 云计算 · 数据库 · 故障排查
2026年9月29日

CVE-2026-102473 [MEDIUM] – A flaw was found in dash. When built without libc fnmatch, the internal pmatch() matcher i

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A flaw was found in dash. When built without libc fnmatch, the internal pmatch() matcher implements * by unbounded recursion over candidate positions. A local user who can plant filenames, or otherwise feed that matcher, can make a short multi-star pattern such as *.*.*.*.*.tar.gz consume excessive CPU.