Bug 2455929 (CVE-2026-21413)

Summary: CVE-2026-21413 LibRaw: LibRaw: Arbitrary code execution via heap-based buffer overflow in lossless JPEG loading
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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Target Release: ---   
Hardware: All   
OS: Linux   
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Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in LibRaw. A heap-based buffer overflow vulnerability exists in the `lossless_jpeg_load_raw` functionality. A remote attacker can exploit this by providing a specially crafted malicious file. This can lead to arbitrary code execution, allowing the attacker to take control of the affected system, or cause a denial of service (DoS).
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2456219, 2456222, 2456226, 2456229, 2456232, 2456234, 2456237, 2456240    
Bug Blocks:    

Description OSIDB Bzimport 2026-04-07 15:02:18 UTC
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.

Comment 2 errata-xmlrpc 2026-04-28 13:48:04 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:11360 https://access.redhat.com/errata/RHSA-2026:11360

Comment 3 errata-xmlrpc 2026-05-04 01:45:03 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:13284 https://access.redhat.com/errata/RHSA-2026:13284

Comment 4 errata-xmlrpc 2026-05-05 18:50:51 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:13854 https://access.redhat.com/errata/RHSA-2026:13854

Comment 5 errata-xmlrpc 2026-05-05 19:03:39 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2026:13860 https://access.redhat.com/errata/RHSA-2026:13860

Comment 6 errata-xmlrpc 2026-05-05 19:28:25 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:13868 https://access.redhat.com/errata/RHSA-2026:13868

Comment 7 errata-xmlrpc 2026-05-05 19:48:11 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2026:13870 https://access.redhat.com/errata/RHSA-2026:13870

Comment 8 errata-xmlrpc 2026-05-06 16:49:30 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On

Via RHSA-2026:14224 https://access.redhat.com/errata/RHSA-2026:14224

Comment 9 errata-xmlrpc 2026-05-07 04:34:57 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2026:14655 https://access.redhat.com/errata/RHSA-2026:14655

Comment 10 errata-xmlrpc 2026-05-07 06:25:39 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:14673 https://access.redhat.com/errata/RHSA-2026:14673

Comment 11 errata-xmlrpc 2026-05-19 21:37:16 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:19345 https://access.redhat.com/errata/RHSA-2026:19345