Critical severity9.8NVD Advisory· Published Apr 7, 2026· Updated Apr 10, 2026
CVE-2026-20889
CVE-2026-20889
Description
A heap-based buffer overflow vulnerability exists in the x3f_thumb_loader functionality of LibRaw Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
19- osv-coords17 versionspkg:rpm/almalinux/LibRawpkg:rpm/almalinux/LibRaw-develpkg:rpm/opensuse/libraw&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/libraw&distro=openSUSE%20Tumbleweedpkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP7pkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP7pkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6pkg:rpm/suse/libraw&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP7
< 0.19.5-6.el8_10+ 16 more
- (no CPE)range: < 0.19.5-6.el8_10
- (no CPE)range: < 0.19.5-6.el8_10
- (no CPE)range: < 0.21.4-160000.3.1
- (no CPE)range: < 0.22.1-1.1
- (no CPE)range: < 0.20.2-150400.3.21.1
- (no CPE)range: < 0.20.2-150400.3.21.1
- (no CPE)range: < 0.20.2-150400.3.21.1
- (no CPE)range: < 0.20.2-150400.3.21.1
- (no CPE)range: < 0.21.1-150600.3.10.1
- (no CPE)range: < 0.21.1-150600.3.10.1
- (no CPE)range: < 0.20.2-150400.3.21.1
- (no CPE)range: < 0.20.2-150400.3.21.1
- (no CPE)range: < 0.21.1-150600.3.10.1
- (no CPE)range: < 0.20.2-150400.3.21.1
- (no CPE)range: < 0.20.2-150400.3.21.1
- (no CPE)range: < 0.21.1-150600.3.10.1
- (no CPE)range: < 0.21.1-150600.3.10.1
Patches
Vulnerability mechanics
References
2- talosintelligence.com/vulnerability_reports/TALOS-2026-2358nvdExploitThird Party Advisory
- www.talosintelligence.com/vulnerability_reports/TALOS-2026-2358nvdExploitThird Party Advisory
News mentions
1- Foxit, LibRaw vulnerabilitiesCisco Talos Intelligence · Apr 16, 2026