Description
The jpc_tsfb_synthesize function in jpc_tsfb.c in JasPer before 1.900.9 allows remote attackers to cause a denial of service (NULL pointer dereference) via vectors involving an empty sequence.
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 | 1.900.1-debian1-2.4ubuntu1.2 | USN-3693-1 |
| Ubuntu 14.04 LTS | jasper | 1.900.1-14ubuntu3.5 | USN-3693-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | jasper +3 | 1.900.1-30.el7_3 | RHSA-2017:1208 |
| RHEL 6 | jasper +3 | 1.900.1-21.el6_9 | RHSA-2017:1208 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | jasper +3 | 1.900.1-30.el7_3 | ELSA-2017-1208 |
Advisories 3
- RHSA-2017:1208 Red Hat Security Advisory: jasper security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- USN-3693-1 jasper vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- ELSA-2017-1208 Important: jasper security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · May 9, 2017