Description
Integer overflow in libsndfile 1.0.18, as used in Winamp and other products, allows context-dependent attackers to execute arbitrary code via crafted description chunks in a CAF audio file, leading to a heap-based buffer overflow.
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 | libsndfile | 1.0.19-1 | — |
| Debian 13 | libsndfile | 1.0.19-1 | — |
| Debian 12 | libsndfile | 1.0.19-1 | — |
| Debian 6.0 | libsndfile | 1.0.18-2+squeeze1 | DTSA-202-1 |
| Debian 5.0 | libsndfile | 1.0.17-4+lenny1 | DSA-1742-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 4.0 | libsndfile | 1.0.16-2+etch1 | DSA-1742-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | libsndfile +1 | 1.0.26-2.4 | openSUSE-SU-2024:10470-1, openSUSE-SU-2024:10148-1 |
Advisories 4
- DSA-1742-1 libsndfile - arbitrary code execution Debian Security (DSA / DLA) · Mar 9, 2026
- DTSA-202-1 libsndfile - multiple heap buffer overflows Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10148-1 libsndfile-devel-1.0.26-2.4 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10470-1 libsndfile-progs-1.0.26-2.4 on GA media SUSE / openSUSE Security Updates · May 7, 2025
References
- ADV-2009-0585 vdb-entry
- GLSA-200904-16 vendor-advisory
- DSA-1742 vendor-advisory
- 20090303 Secunia Research: libsndfile CAF Processing Integer Overflow Vulnerability mailing-list
- 33981 third-party-advisory
- 33980 third-party-advisory
- 34642 third-party-advisory
- 1021784 vdb-entry
- 34316 third-party-advisory
- libsndfile-caf-bo(49038) vdb-entry
- 34526 third-party-advisory
- SUSE-SR:2009:008 vendor-advisory
- USN-749-1 vendor-advisory
- http://www.mega-nerd.com/libsndfile/NEWS
- ADV-2009-0584 vdb-entry
- http://secunia.com/secunia_research/2009-7/
- 33963 vdb-entry
- 20090303 Secunia Research: Winamp CAF Processing Integer Overflow Vulnerability mailing-list
- http://secunia.com/secunia_research/2009-8/
- 34791 third-party-advisory