Description
An issue was discovered in libexif before 0.6.22. An unrestricted size in handling Canon EXIF MakerNote data could lead to consumption of large amounts of compute time for decoding EXIF data.
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 | 0.6.21-9 | — |
| Debian 13 | libexif | 0.6.21-9 | — |
| Debian 12 | libexif | 0.6.21-9 | — |
| Debian 8 | libexif | 0.6.21-2+deb8u3 | DLA-2222-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | libexif | 0.6.21-6ubuntu0.3 | USN-4396-1 |
| Ubuntu 18.04 LTS | libexif | 0.6.21-4ubuntu0.5 | USN-4396-1 |
| Ubuntu 16.04 LTS | libexif | 0.6.21-2ubuntu0.5 | USN-4396-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | libexif | 0.6.21-1ubuntu1+esm5 | USN-4396-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | libexif +1 | 0.6.22-4.el8 | RHSA-2020:4766 |
| RHEL 7 | libexif +2 | 0.6.22-1.el7 | RHSA-2020:4040 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP2 | libexif | 0.6.22-5.6.1 | SUSE-SU-2020:1553-2 |
| SLES 15 SP1 | libexif | 0.6.22-5.6.1 | SUSE-SU-2020:1553-2, SUSE-SU-2020:1553-1 |
| SLES 12 SP5 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES 12 SP4 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES 12 SP3 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES 12 SP1 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES for SAP 12 SP5 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES for SAP 12 SP4 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES for SAP 12 SP3 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES for SAP 12 SP2 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES for SAP 12 SP1 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SUSE OpenStack Cloud Crowbar 8 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SUSE OpenStack Cloud 8 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SUSE OpenStack Cloud 7 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SUSE HPE Helion OpenStack 8 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SUSE Enterprise Storage 5 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | libexif | 0.6.23-1.2 | openSUSE-SU-2024:10939-1 |
| openSUSE Leap 15.1 | libexif | 0.6.22-lp151.4.6.1 | openSUSE-SU-2020:0793-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | libexif | 0.6.22-r0 | — |
| Alpine v3.23 | libexif | 0.6.22-r0 | — |
| Alpine v3.22 | libexif | 0.6.22-r0 | — |
| Alpine v3.21 | libexif | 0.6.22-r0 | — |
| Alpine v3.20 | libexif | 0.6.22-r0 | — |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | libexif | 0.6.22-r0 | — |
| Alpine v3.18 | libexif | 0.6.22-r0 | — |
| Alpine v3.17 | libexif | 0.6.22-r0 | — |
| Alpine v3.16 | libexif | 0.6.22-r0 | — |
| Alpine v3.15 | libexif | 0.6.22-r0 | — |
| Alpine v3.14 | libexif | 0.6.22-r0 | — |
| Alpine v3.13 | libexif | 0.6.22-r0 | — |
| Alpine v3.12 | libexif | 0.6.22-r0 | — |
| Alpine v3.11 | libexif | 0.6.22-r0 | — |
| Alpine v3.10 | libexif | 0.6.22-r0 | — |
| Alpine v3.9 | libexif | 0.6.22-r0 | — |
| Alpine v3.8 | libexif | 0.6.22-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | libexif +2 | 0.6.22-1.amzn2 | ALAS2-2020-1523 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | libexif +1 | 0.6.22-4.el8 | ELSA-2020-4766 |
| Oracle Linux 7 | libexif +2 | 0.6.22-1.el7 | ELSA-2020-4040 |
Advisories 12
- USN-4396-1 libexif vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- RHSA-2020:4766 Red Hat Security Advisory: libexif security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2020:4040 Red Hat Security Advisory: libexif security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- DLA-2222-1 libexif - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10939-1 libexif-devel-0.6.23-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:1534-1 Security update for libexif SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:1553-2 Security update for libexif SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:1553-1 Security update for libexif SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:0793-1 Security update for libexif SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2020-4766 Moderate: libexif security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 10, 2020
- ALAS2-2020-1523 Moderate: libexif security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Oct 22, 2020
- ELSA-2020-4040 Moderate: libexif security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Oct 6, 2020
References
- https://github.com/libexif/libexif/commit/e6a38a1a23ba94d139b1fa2cd4519fdcfe3c9bab
- [debian-lts-announce] 20200528 [SECURITY] [DLA 2222-1] libexif security update mailing-list
- openSUSE-SU-2020:0793 vendor-advisory
- USN-4396-1 vendor-advisory
- GLSA-202007-05 vendor-advisory