CVE-2025-15614ugrep before 7.6.0 Heap Buffer Over-read via .Z decompression
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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ugrep before 7.6.0 contains a heap buffer over-read vulnerability in the LZW decompressor when processing crafted .Z archive files. Attackers can supply malformed .Z files that cause the decompressor to read one byte past the allocated heap buffer, potentially crashing the process.
- CVSS
- 3.3 LOW (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
- Weakness (CWE)
- CWE-125
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Sep 24, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Genivia ugrep genivia:ugrep (from the name) | before 7.6.0 | CNA record |
References
- https://github.com/Genivia/ugrep/issues/511issue-tracking
- https://github.com/Genivia/ugrep/commit/c12849a11264e2c81c860bf78ee9039772f307a4patch
- https://github.com/Genivia/ugrep/blob/v7.5.0/src/zopen.c#L673technical-description
- https://github.com/Genivia/ugrep/releases/tag/v7.6.0release-notes
- https://github.com/Genivia/ugrepproduct
- https://www.vulncheck.com/advisories/ugrep-before-7.6.0-heap-buffer-over-read-via-z-decompressionthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.