CVE-2021-26926: fedoraproject fedora Out-of-bounds Read
CVSS: 7.1v3.1HighModified
AliasesUBUNTU-CVE-2021-26926
Published 23-02-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-26926 is a high (CVSS 7.1) Out-of-bounds Read vulnerability in fedoraproject fedora. EPSS estimates a 1.20% chance of exploitation in the next 30 days, higher than 67.6% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.1/10
010
High · v3.1 (NVD)EPSS score
1.20%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 5 · Related 3Timeline
- 23-02-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
A flaw was found in jasper before 2.0.25. An out of bounds read issue was found in jp2_decode function whic may lead to disclosure of information or program crash.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.1Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:HSourcesAll 2 agree
- OSV · UbuntuEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Medium 5.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.20%
Chance of exploitation in the next 30 days
Percentile
68%
Versus all other CVEs
30-day change
0.00 pp
From 1.20% on 19-09-2026
19-09-202619-10-2026
EPSS score1.20%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundJasper
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Fedoraproject1 product
- fedoraEOL32 | 33 | 34
Jasper_project1 product
- jasper< 2.0.25
Ubuntu1 product
- jasperAll versions (No fix recorded)
3 vendors · 3 products
References
8 links- github.com/jasper-software/jasper/issues/264X Refsource MISCREPORTExploitIssue TrackingThird Party Advisory
- github.com/jasper-software/jasper/commit/41f214b121b837fa30d9ca5f2430212110f5cd9bX Refsource MISCREPORTPatchThird Party Advisory
