CVE-2025-71450
lowinih before r63 contains a one-byte stack buffer under-read in ini_parse_stream() in ini.c that allows attackers to read abyss[-1] via an embedded NUL byte aft…
inih before r63 contains a one-byte stack buffer under-read in ini_parse_stream() in ini.c that allows attackers to read abyss[-1] via an embedded NUL byte after an overlong line. Attackers can supply an INI file or string with a line of at least INI_MAX_LINE-1 bytes followed by a NUL byte, causing undefined behavior reported by memory sanitizers.
CVSS
3.3
3.3 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-11-02 15:17
Modified: 2026-11-04 20:10
NVD status: Awaiting Analysis
Last synced 5 hours ago
Verified against the source API 2026-11-04 20:37 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/benhoyt/inih/blob/r62/ini.c#L162-L169 disclosure@vulncheck.com
- https://github.com/benhoyt/inih/commit/8e06f6b77b5d4471bdc6d85ada81b67d37354a5c disclosure@vulncheck.com
- https://github.com/benhoyt/inih/issues/223 disclosure@vulncheck.com
- https://github.com/benhoyt/inih/pull/206 disclosure@vulncheck.com
- https://github.com/benhoyt/inih/releases/tag/r63 disclosure@vulncheck.com
- https://hackmd.io/@haindpwn/inih-long-line-discard-oob-read disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/inih-before-r63-stack-buffer-under-read-in-ini-parse-... disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-11-04 20:37 UTC · record ↗