CVE-2026-21413A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit 0b56545 and Commit d20315b.
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A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit 0b56545 and 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.
- CVSS
- 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-129, CWE-787
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- talos
- NVD analysis
- Modified
- Record last updated
- Oct 13, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
LibRaw LibRaw libraw:libraw (from the name) | Commit 0b56545; Commit d20315b | CNA record |
Red Hat Red Hat Enterprise Linux 8 redhat:enterprise_linux | from 0:0.19.5-6.el8_10 not affected | CISA ADP |
from 0:0.19.5-2.el8_4.1 not affected | CISA ADP | |
Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On redhat:rhel_eus_long_life | from 0:0.19.5-2.el8_4.1 not affected | CISA ADP |
from 0:0.19.5-3.el8_6.1 not affected | CISA ADP | |
from 0:0.19.5-3.el8_6.1 not affected | CISA ADP | |
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support redhat:rhel_eus | from 0:0.21.1-2.el9_4 not affected | CISA ADP |
libraw libraw libraw:libraw | 0.22.0; 0.22.1 | NVD |
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2026-2331exploit, third-party-advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2331exploit, third-party-advisory
- https://access.redhat.com/errata/RHSA-2026:11360
- https://access.redhat.com/errata/RHSA-2026:13284
- https://access.redhat.com/errata/RHSA-2026:13854
- https://access.redhat.com/errata/RHSA-2026:13860
- https://access.redhat.com/errata/RHSA-2026:13868
- https://access.redhat.com/errata/RHSA-2026:13870
- https://access.redhat.com/errata/RHSA-2026:14224
- https://access.redhat.com/errata/RHSA-2026:14655
- https://access.redhat.com/errata/RHSA-2026:14673
- https://access.redhat.com/errata/RHSA-2026:19345
- https://access.redhat.com/security/cve/CVE-2026-21413
- https://bugzilla.redhat.com/show_bug.cgi?id=2455929
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-21413.json
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.