Description
There is floating point exception at caca/dither.c (function caca_dither_bitmap) in libcaca 0.99.beta19.
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 | libcaca | 0.99.beta19-2.1 | — |
| Debian 13 | libcaca | 0.99.beta19-2.1 | — |
| Debian 12 | libcaca | 0.99.beta19-2.1 | — |
| Debian 8 | libcaca | 0.99.beta19-2+deb8u1 | DLA-1631-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | libcaca | 0.99.beta19-2ubuntu0.18.04.1 | USN-3860-1 |
| Ubuntu 16.04 LTS | libcaca | 0.99.beta19-2ubuntu0.16.04.1 | USN-3860-1 |
| Ubuntu 14.04 LTS | libcaca | 0.99.beta18-1ubuntu5.1 | USN-3860-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | libcaca | 0.99.beta19.git20171003-3.3.7 | SUSE-SU-2019:0770-1 |
| SLES 12 SP5 | libcaca | 0.99.beta18-14.3.27 | SUSE-SU-2019:2745-2 |
| SLES 12 SP4 | libcaca | 0.99.beta18-14.3.27 | SUSE-SU-2019:2745-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP5 | libcaca | 0.99.beta18-14.3.27 | SUSE-SU-2019:2745-2 |
| SLES for SAP 12 SP4 | libcaca | 0.99.beta18-14.3.27 | SUSE-SU-2019:2745-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | libcaca | 0.99.beta19.git20171003-8.3 | openSUSE-SU-2024:10927-1 |
| openSUSE Leap 15.0 | libcaca | 0.99.beta19.git20171003-lp150.2.3.1 | openSUSE-SU-2019:1144-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.23 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.22 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.21 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.20 | libcaca | 0.99_beta19-r3 | — |
Show 10 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.18 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.17 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.16 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.15 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.14 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.13 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.12 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.11 | libcaca | 0.99_beta19-r3 | — |
| Alpine v3.10 | libcaca | 0.99_beta19-r3 | — |
Advisories 7
- USN-3860-1 libcaca vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-1631-1 libcaca - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2019:2745-1 Security update for libcaca SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10927-1 caca-utils-0.99.beta19.git20171003-8.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2745-2 Security update for libcaca SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0770-1 Security update for libcaca SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:1144-1 Security update for libcaca SUSE / openSUSE Security Updates · Feb 4, 2026
References
- USN-3860-2 vendor-advisory
- [debian-lts-announce] 20190109 [SECURITY] [DLA 1631-1] libcaca security update mailing-list
- https://bugzilla.redhat.com/show_bug.cgi?id=1652627
- USN-3860-1 vendor-advisory
- openSUSE-SU-2019:1144 vendor-advisory