Vulnerability · Published Feb 23, 2021 · Assigned by redhat
CVE-2021-26927
Medium 5.5
In plain English
A medium-severity null pointer dereference in jasper. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)1.1%top 34.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A flaw was found in jasper before 2.0.25. A null pointer dereference in jp2_decode in jp2_dec.c may lead to program crash and denial of service.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | jasper-devel | 2.0.14-5.el8 | ALSA-2021:4235 |
| AlmaLinux:8 | jasper-libs | 2.0.14-5.el8 | ALSA-2021:4235 |
| Rocky Linux:8 | jasper | 0:2.0.14-5.el8 | RLSA-2021:4235 |
Affected products (as reported)
Weakness: CWE-476
References
- https://github.com/jasper-software/jasper/commit/41f214b121b837fa30d9ca5f2430212110f5cd9b x_refsource_MISC
- https://github.com/jasper-software/jasper/issues/265 x_refsource_MISC
- FEDORA-2021-7f3323a767 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-56a49b0bc6 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-5a34dd3f2d vendor-advisory, x_refsource_FEDORA