Description
libexif through 0.6.21 is vulnerable to out-of-bounds heap read vulnerability in exif_data_save_data_entry function in libexif/exif-data.c caused by improper length computation of the allocated data of an ExifMnote entry which can cause denial-of-service or possibly information disclosure.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Red Hat | libexif | through 0.6.21 | — |
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 | 0.6.21-2.1 | — |
| Debian 13 | libexif | 0.6.21-2.1 | — |
| Debian 12 | libexif | 0.6.21-2.1 | — |
| Debian 8 | libexif | 0.6.21-2+deb8u2 | DLA-2214-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | libexif | 0.6.21-4ubuntu0.1 | USN-4277-1 |
| Ubuntu 16.04 LTS | libexif | 0.6.21-2ubuntu0.1 | USN-4277-1 |
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+esm1 | USN-4277-1 |
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 | 0.6.21-8.3.1 | SUSE-SU-2020:1534-1, SUSE-SU-2018:0193-1 |
Show 14 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | libexif | 0.6.21-8.3.1 | SUSE-SU-2020:1534-1, SUSE-SU-2018:0193-1 |
| SLES 12 SP1 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES 11 SP4 | libexif | 0.6.17-2.14.3.1 | SUSE-SU-2018:0195-1 |
| 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 | 0.6.21-8.3.1 | SUSE-SU-2020:1534-1, SUSE-SU-2018:0193-1 |
| SLES for SAP 12 SP2 | libexif | 0.6.21-8.3.1 | SUSE-SU-2020:1534-1, SUSE-SU-2018:0193-1 |
| SLES for SAP 12 SP1 | libexif | 0.6.22-8.9.1 | SUSE-SU-2020:1534-1 |
| SLES for SAP 11 SP4 | libexif | 0.6.17-2.14.3.1 | SUSE-SU-2018:0195-1 |
| 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 | 0.6.21-r3 | — |
| Alpine v3.23 | libexif | 0.6.21-r3 | — |
| Alpine v3.22 | libexif | 0.6.21-r3 | — |
| Alpine v3.21 | libexif | 0.6.21-r3 | — |
| Alpine v3.20 | libexif | 0.6.21-r3 | — |
Show 15 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | libexif | 0.6.21-r3 | — |
| Alpine v3.18 | libexif | 0.6.21-r3 | — |
| Alpine v3.17 | libexif | 0.6.21-r3 | — |
| Alpine v3.16 | libexif | 0.6.21-r3 | — |
| Alpine v3.15 | libexif | 0.6.21-r3 | — |
| Alpine v3.14 | libexif | 0.6.21-r3 | — |
| Alpine v3.13 | libexif | 0.6.21-r3 | — |
| Alpine v3.12 | libexif | 0.6.21-r3 | — |
| Alpine v3.11 | libexif | 0.6.21-r3 | — |
| Alpine v3.10 | libexif | 0.6.21-r3 | — |
| Alpine v3.9 | libexif | 0.6.21-r3 | — |
| Alpine v3.8 | libexif | 0.6.21-r3 | — |
| Alpine v3.7 | libexif | 0.6.21-r2 | — |
| Alpine v3.6 | libexif | 0.6.21-r2 | — |
| Alpine v3.5 | libexif | 0.6.21-r2 | — |
Advisories 9
- USN-4277-1 libexif vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- DLA-2214-1 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-2018:0193-1 Security update for libexif 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
- SUSE-SU-2018:0195-1 Security update for libexif SUSE / openSUSE Security Updates · May 2, 2025
References
- https://sourceforge.net/p/libexif/bugs/130/
- USN-4277-1 vendor-advisory
- [debian-lts-announce] 20200518 [SECURITY] [DLA 2214-1] libexif security update mailing-list
- openSUSE-SU-2020:0793 vendor-advisory