Vulnerability Details : CVE-2021-26927
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.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2021-26927
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- cpe:2.3:a:jasper_project:jasper:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-26927
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 44 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-26927
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2021-26927
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: secalert@redhat.com (Primary)
References for CVE-2021-26927
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JYVCFVTVPL66OS7LCNLUSYCMYQAVWXMM/
[SECURITY] Fedora 33 Update: mingw-jasper-2.0.26-1.fc33 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://github.com/jasper-software/jasper/issues/265
jp2_decode() Null Pointer Access · Issue #265 · jasper-software/jasper · GitHubExploit;Issue Tracking;Patch;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YRZFZSJ4UVLLMXSKHR455TAC2SD3TOHI/
[SECURITY] Fedora 32 Update: mingw-jasper-2.0.26-1.fc32 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://github.com/jasper-software/jasper/commit/41f214b121b837fa30d9ca5f2430212110f5cd9b
Fixes #264. · jasper-software/jasper@41f214b · GitHubPatch;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JSXESYUHMO522Z3RHXOQ2SJNWP3XTO67/
[SECURITY] Fedora 34 Update: mingw-jasper-2.0.26-1.fc34 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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