Description
The cr_input_new_from_uri function in cr-input.c in libcroco 0.6.11 and 0.6.12 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted CSS 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 7 | libcroco | 0.6.6-2+deb7u1 | DLA-909-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | libcroco | 0.6.13-1ubuntu0.1 | USN-6958-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | libcroco | 0.6.12-2ubuntu0.1~esm1 | USN-6958-1 |
| Ubuntu Pro 16.04 LTS | libcroco | 0.6.11-1ubuntu0.1~esm1 | USN-5389-1 |
| Ubuntu Pro 14.04 LTS | libcroco | 0.6.8-2ubuntu1+esm1 | USN-6958-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP4 | libcroco | 0.6.11-12.3.1 | SUSE-SU-2019:1468-1 |
| SLES 12 SP3 | libcroco | 0.6.11-12.3.1 | SUSE-SU-2019:1468-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP4 | libcroco | 0.6.11-12.3.1 | SUSE-SU-2019:1468-1 |
| SLES for SAP 12 SP3 | libcroco | 0.6.11-12.3.1 | SUSE-SU-2019:1468-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.11 | libcroco | 0.6.13-r1 | — |
| Alpine v3.10 | libcroco | 0.6.13-r1 | — |
| Alpine v3.9 | libcroco | 0.6.12-r2 | — |
| Alpine v3.8 | libcroco | 0.6.12-r2 | — |
| Alpine v3.7 | libcroco | 0.6.12-r1 | — |
Advisories 4
- USN-6958-1 libcroco vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- USN-5389-1 libcroco vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- DLA-909-1 libcroco - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2019:1468-1 Security update for libcroco SUSE / openSUSE Security Updates · Feb 4, 2026