Description
libexif through 0.6.25 has a flaw in decoding MakerNotes. If the exif_mnote_data_get_value function gets passed in a 0 size, the passed in-buffer would be overwritten due to an integer underflow.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| libexif project | libexif | ≤ 0.6.25 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libexif | 0.6.26-1 | — |
| Debian 13 | libexif | 0.6.25-1+deb13u1 | — |
| Debian 12 | libexif | 0.6.24-1+deb12u1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.04 LTS | libexif | 0.6.25-2ubuntu0.1 | USN-8531-1 |
| Ubuntu 25.10 | libexif | No fix yet | — |
| Ubuntu 24.04 LTS | libexif | 0.6.24-1ubuntu0.24.04.1 | USN-8531-1 |
| Ubuntu 22.04 LTS | libexif | 0.6.24-1ubuntu0.22.04.1 | USN-8531-1 |
| Ubuntu 20.04 LTS | libexif | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | libexif | No fix yet | — |
| Ubuntu 16.04 LTS | libexif | No fix yet | — |
| Ubuntu Pro 14.04 LTS | libexif | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP7 | libexif | 0.6.22-150000.5.12.1 | SUSE-SU-2026:2837-1 |
| SLES 12 SP5 | libexif | 0.6.22-8.16.1 | SUSE-SU-2026:2838-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 16.0 | libexif | 0.6.26-160000.1.1 | SUSE-SU-2026:22324-1 |
| SLES 16.0 | libexif | 0.6.26-160000.1.1 | SUSE-SU-2026:22324-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | libexif | 0.6.26-1.1 | openSUSE-SU-2026:10717-1 |
| openSUSE Leap 16.0 | libexif | 0.6.26-160000.1.1 | openSUSE-SU-2026:21023-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.23 | libexif | 0.6.26-r0 | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | libexif | 0.6.24-2 | — |
Advisories 7
- WID-SEC-2026-0739 libexif: Schwachstelle ermöglicht Codeausführung BSI CERT-Bund (WID) · Jul 13, 2026
- USN-8531-1 libexif vulnerabilities Ubuntu Security Notices (USN) · Jul 13, 2026
- SUSE-SU-2026:2837-1 Security update for libexif SUSE / openSUSE Security Updates · Jul 11, 2026
- SUSE-SU-2026:2838-1 Security update for libexif SUSE / openSUSE Security Updates · Jul 11, 2026
- SUSE-SU-2026:22324-1 Security update for libexif SUSE / openSUSE Security Updates · Jul 2, 2026
- openSUSE-SU-2026:21023-1 Security update for libexif SUSE / openSUSE Security Updates · Jun 30, 2026
- openSUSE-SU-2026:10717-1 libexif-devel-0.6.26-1.1 on GA media SUSE / openSUSE Security Updates · May 8, 2026