Medium severity6.8NVD Advisory· Published Sep 1, 2025· Updated Apr 22, 2026

CVE-2025-9810

Description

TOCTOU in linenoiseHistorySave in linenoise allows local attackers to overwrite arbitrary files and change permissions via a symlink race between fopen("w") on the history path and subsequent chmod() on the same path.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Antirez/Linenoise2 versions
cpe:2.3:a:antirez:linenoise:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:antirez:linenoise:-:*:*:*:*:*:*:*
- (no CPE)

Patches

Vulnerability mechanics

References

github.com/antirez/linenoise/pull/202nvdIssue TrackingThird Party Advisory
github.com/antirez/linenoise/blob/master/linenoise.cnvdProduct
github.com/antirez/linenoise/blob/4111f1d6cd29e136b4e86a25d1dd859a1e00813b/linenoise.cnvd
github.com/antirez/linenoise/commit/f2558e1e588b1ba384ec73a2cf5c9a46409753dbnvd

News mentions

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cvss	0.442
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000