Description
An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.
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 | exiv2 | 0.27.3-3.1 | — |
| Debian 13 | exiv2 | 0.27.3-3.1 | — |
| Debian 12 | exiv2 | 0.27.3-3.1 | — |
| Debian 10 | exiv2 | 0.25-4+deb10u2 | DSA-4958-1 |
| Debian 9 | exiv2 | 0.25-3.1+deb9u3 | DLA-2750-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | compat-exiv2-026 | 0.26-6.el8 | RHSA-2021:4319 |
| RHEL 8 | exiv2 +3 | 0.27.4-5.el8 | RHSA-2021:4173 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | compat-exiv2-026 | 0.26-6.el8 | ALSA-2021:4319 |
| AlmaLinux 8 | exiv2 +3 | 0.27.4-5.el8 | ALSA-2021:4173 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | compat-exiv2-026 | 0.26-6.el8 | RLSA-2021:4319 |
| Rocky Linux 8 | exiv2 | 0.27.4-5.el8 | RLSA-2021:4173 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SLES 15 SP3 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SLES 15 SP2 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SLES 15 SP1 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SLES 15 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP2 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SLES for SAP 15 SP1 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SLES for SAP 15 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SLE HPC 15 SP2 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SLE HPC 15 SP1 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SLE HPC 15 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SUSE Manager Server 4.1 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SUSE Manager Retail Branch Server 4.1 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SUSE Manager Proxy 4.1 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SUSE Enterprise Storage 7 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| SUSE Enterprise Storage 6 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.4 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
| openSUSE Leap 15.3 | exiv2 | 0.26-150000.6.16.1 | SUSE-SU-2022:3598-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | compat-exiv2-026 | 0.26-6.el8 | ELSA-2021-4319 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | exiv2 | all versions | — | PYSEC-2021-877 |
Advisories 11
- ALSA-2021:4173 Moderate: exiv2 security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2021:4319 Moderate: compat-exiv2-026 security update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2021:4319 Red Hat Security Advisory: compat-exiv2-026 security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2021:4173 Red Hat Security Advisory: exiv2 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- DSA-4958-1 exiv2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2750-1 exiv2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2021:4173 Moderate: exiv2 security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 4, 2026
- RLSA-2021:4319 Moderate: compat-exiv2-026 security update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2022:3598-1 Security update for exiv2 SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2022-1968 Red Hat Enterprise Linux (exiv2): Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 23, 2023
- ELSA-2021-4319 Moderate: compat-exiv2-026 security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 16, 2021
References
- https://github.com/Exiv2/exiv2/issues/1530
- DSA-4958 vendor-advisory
- FEDORA-2021-399f869889 vendor-advisory
- FEDORA-2021-cbaef8e2d5 vendor-advisory
- [debian-lts-announce] 20210830 [SECURITY] [DLA 2750-1] exiv2 security update mailing-list
- GLSA-202312-06 vendor-advisory