Description
The jpc_dequantize function in jpc_dec.c in JasPer 1.900.13 allows remote attackers to cause a denial of service (assertion failure) via unspecified vectors.
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | jasper | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | jasper | 1.900.14-195.22.1 | SUSE-SU-2020:2690-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP5 | jasper | 1.900.14-195.22.1 | SUSE-SU-2020:2690-1 |
Advisories 1
- SUSE-SU-2020:2690-1 Security update for jasper SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1396979
- https://blogs.gentoo.org/ago/2016/11/16/jasper-multiple-assertion-failure
- [oss-security] 20161117 Re: jasper: multiple assertion failures mailing-list
- 94373 vdb-entry
- FEDORA-2021-2b151590d9 vendor-advisory
- FEDORA-2021-0a6290f865 vendor-advisory