CVE-2021-3272: fedoraproject fedora Out-of-bounds Read
CVSS: 5.5v3.1MediumModified
AliasesUBUNTU-CVE-2021-3272
Published 27-01-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-3272 is a medium (CVSS 5.5) Out-of-bounds Read vulnerability in fedoraproject fedora. EPSS estimates a 1.11% chance of exploitation in the next 30 days, higher than 65.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
1.11%
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 7 · Related 5Timeline
- 27-01-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
jp2_decode in jp2/jp2_dec.c in libjasper in JasPer 2.0.24 has a heap-based buffer over-read when there is an invalid relationship between the number of channels and the number of image components.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 2 agree
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.11%
Chance of exploitation in the next 30 days
Percentile
65%
Versus all other CVEs
30-day change
0.00 pp
From 1.11% on 18-09-2026
18-09-202618-10-2026
EPSS score1.11%
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
Jasper_project1 product
- jasper2.0.24
Ubuntu1 product
- jasperAll versions (No fix recorded)
3 vendors · 3 products
References
6 links- github.com/jasper-software/jasper/issues/259X Refsource MISCREPORTExploitIssue TrackingThird Party Advisory
