Critical severity9.3OSV Advisory· Published Jan 10, 2025· Updated Apr 15, 2026
CVE-2025-23016
CVE-2025-23016
Description
FastCGI fcgi2 (aka fcgi) 2.x through 2.4.4 has an integer overflow (and resultant heap-based buffer overflow) via crafted nameLen or valueLen values in data to the IPC socket. This occurs in ReadParams in fcgiapp.c.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
202.1.1, 2.2.2, 2.2.3, …+ 1 more
- (no CPE)range: 2.1.1, 2.2.2, 2.2.3, …
- (no CPE)range: >=2.0, <=2.4.4
- osv-coords18 versionspkg:rpm/opensuse/FastCGI&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/FastCGI&distro=openSUSE%20Tumbleweedpkg:rpm/suse/FastCGI&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/FastCGI&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5
< 2.4.0-150000.4.3.1+ 17 more
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.6-1.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-169.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-150000.4.3.1
- (no CPE)range: < 2.4.0-169.3.1
Patches
Vulnerability mechanics
References
5News mentions
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