Security update for libexif
Description
This security update for libexif addresses multiple vulnerabilities related to integer underflow and overflow in the decoding of MakerNotes metadata. The issues include buffer overwrite, information disclosure, crashes, and denial of service. These vulnerabilities affect specific SUSE libexif packages and architectures. The severity is assessed as medium based on the described impacts.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The update for libexif fixes three vulnerabilities: CVE-2026-32775 involves a buffer overwrite caused by an integer underflow during MakerNotes decoding; CVE-2026-40385 allows information disclosure and crashes due to an integer overflow in Nikon MakerNote handling; CVE-2026-40386 leads to denial of service and information disclosure via an integer underflow in MakerNote decoding. These flaws affect SUSE libexif packages on aarch64 and ppc64le architectures.
Potential Impact
Successful exploitation of these vulnerabilities can result in buffer overwrites, information disclosure, application crashes, and denial of service conditions when processing MakerNotes metadata in images. This can affect the stability and confidentiality of applications using vulnerable libexif versions.
Mitigation Recommendations
A security update has been released by the SUSE Product Security Team addressing these vulnerabilities. Users should apply the official patches for libexif packages (libexif-devel-0.6.26-160000.1.1.aarch64 and libexif12-0.6.26-160000.1.1.aarch64) on affected architectures. No additional mitigation steps are indicated.
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"]
- State
- PUBLISHED
Threat ID: 6a520f0d68715ace43922119
Added to database: 07/11/2026, 09:38:21 UTC
Last enriched: 09/17/2026, 03:23:38 UTC
Last updated: 10/09/2026, 06:48:16 UTC
Views: 98
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