Security update for libexif
This security update for libexif addresses three vulnerabilities involving integer overflow and underflow in the handling and decoding of MakerNotes, specifically affecting Nikon MakerNote processing. These issues could lead to information disclosure, crashes, and denial of service. The update fixes CVE-2026-40385, CVE-2026-40386, and CVE-2026-32775. No CVSS score is provided, but the impact includes medium severity issues such as crashes and information leaks.
AI Analysis
Technical Summary
The libexif library contained multiple vulnerabilities related to integer overflow and underflow during the decoding of MakerNotes metadata, including Nikon MakerNote handling. These flaws could cause information disclosure, application crashes, and denial of service conditions. The SUSE Product Security Team released an update (SUSE-SU-2026:2838-1) that fixes CVE-2026-40385, CVE-2026-40386, and CVE-2026-32775 by correcting the integer handling logic in libexif's MakerNote processing code.
Potential Impact
Exploitation of these vulnerabilities could result in information disclosure, application crashes, and denial of service when processing crafted image metadata containing MakerNotes. There are no known exploits in the wild at this time. The vulnerabilities affect the libexif library's ability to safely parse certain metadata, potentially impacting applications that rely on libexif for image metadata processing.
Mitigation Recommendations
A security update has been released by the SUSE Product Security Team that fixes these vulnerabilities. Users and administrators should apply the official SUSE update SUSE-SU-2026:2838-1 to remediate these issues. Patch status beyond this advisory is not explicitly stated; check the vendor advisory for the latest remediation guidance.
Security update for libexif
Description
This security update for libexif addresses three vulnerabilities involving integer overflow and underflow in the handling and decoding of MakerNotes, specifically affecting Nikon MakerNote processing. These issues could lead to information disclosure, crashes, and denial of service. The update fixes CVE-2026-40385, CVE-2026-40386, and CVE-2026-32775. No CVSS score is provided, but the impact includes medium severity issues such as crashes and information leaks.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The libexif library contained multiple vulnerabilities related to integer overflow and underflow during the decoding of MakerNotes metadata, including Nikon MakerNote handling. These flaws could cause information disclosure, application crashes, and denial of service conditions. The SUSE Product Security Team released an update (SUSE-SU-2026:2838-1) that fixes CVE-2026-40385, CVE-2026-40386, and CVE-2026-32775 by correcting the integer handling logic in libexif's MakerNote processing code.
Potential Impact
Exploitation of these vulnerabilities could result in information disclosure, application crashes, and denial of service when processing crafted image metadata containing MakerNotes. There are no known exploits in the wild at this time. The vulnerabilities affect the libexif library's ability to safely parse certain metadata, potentially impacting applications that rely on libexif for image metadata processing.
Mitigation Recommendations
A security update has been released by the SUSE Product Security Team that fixes these vulnerabilities. Users and administrators should apply the official SUSE update SUSE-SU-2026:2838-1 to remediate these issues. Patch status beyond this advisory is not explicitly stated; check the vendor advisory for the latest remediation guidance.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- SUSE Product Security Team
- Advisory Id
- SUSE-SU-2026:2838-1
- Cve Count
- 3
- Additional Cves
- ["CVE-2026-40385","CVE-2026-40386"]
- Cvss Version
- null
Threat ID: 6a520f0d68715ace43922119
Added to database: 07/11/2026, 09:38:21 UTC
Last enriched: 07/11/2026, 10:17:45 UTC
Last updated: 08/24/2026, 22:52:10 UTC
Views: 71
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