CVE-2025-15614CWE-125

CVE-2025-15614

Low · published September 5, 2026

CVSS v3.1
3.3
EPSS
0%
Percentile
1.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
3.3 · LOW
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS v4.0
4.8 · CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
EPSS
0.00116 · 1.5th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-09-05T16:16Z
References (6)
https://github.com/Genivia/ugrep · [email protected]https://github.com/Genivia/ugrep/blob/v7.5.0/src/zopen.c#L673 · [email protected]https://github.com/Genivia/ugrep/commit/c12849a11264e2c81c860bf78ee9039772f307a4 · [email protected]https://github.com/Genivia/ugrep/issues/511 · [email protected]https://github.com/Genivia/ugrep/releases/tag/v7.6.0 · [email protected]https://www.vulncheck.com/advisories/ugrep-before-7.6.0-heap-buffer-over-read-via-z-decompression · [email protected]
EPSS history
Timeline
  • 07 SEP 03:28Z
    EPSS moved — → 0%
    epss
  • 05 SEP 11:37Z
    ugrep before 7.6.0 Heap Buffer Over-read via .Z decompression
    cvelistv5