Description
A stack-based buffer overflow within GNOME gcab through 0.7.4 can be exploited by malicious attackers to cause a crash or, potentially, execute arbitrary code via a crafted .cab file.
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 | gcab | 0.7-7 | — |
| Debian 13 | gcab | 0.7-7 | — |
| Debian 12 | gcab | 0.7-7 | — |
| Debian 9 | gcab | 0.7-2+deb9u1 | DSA-4095-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | gcab | 0.7-1ubuntu0.1 | USN-3546-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | gcab +2 | 0.7-4.el7_4 | RHSA-2018:0350 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | gcab | 1.4-2.9 | openSUSE-SU-2024:10776-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | gcab +2 | 0.7-4.el7_4 | ELSA-2018-0350 |
Advisories 5
- RHSA-2018:0350 Red Hat Security Advisory: gcab security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-3546-1 gcab vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-4095-1 gcab - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10776-1 gcab-1.4-2.9 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2018-0350 Important: gcab security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Feb 26, 2018
References
- RHSA-2018:0350 vendor-advisory
- USN-3546-1 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1527296
- DSA-4095 vendor-advisory