CVE-2021-25288: fedoraproject fedora Out-of-bounds Read
CVSS: 9.1v3.1CriticalModified
AliasesALPINE-CVE-2021-25288GHSA-rwv7-3v45-hg29BIT-pillow-2021-25288PYSEC-2021-138UBUNTU-CVE-2021-25288DEBIAN-CVE-2021-25288
Published 02-06-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-25288 is a critical (CVSS 9.1) Out-of-bounds Read vulnerability in fedoraproject fedora. EPSS estimates a 2.39% chance of exploitation in the next 30 days, higher than 83.6% of scored vulnerabilities.
CVSS score
9.1/10
010
Critical · v3.1 (NVD)EPSS score
2.39%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 7 · Related 6Timeline
- 02-06-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
An issue was discovered in Pillow before 8.2.0. There is an out-of-bounds read in J2kDecode, in j2ku_gray_i.
CVSS metrics
7 scores · 5 sources · 3 versionsHigh 8.8Preferred score · OSV · Pypi (Ecosystem advisory) · calculated from vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:NSourcesSingle source
Critical 9.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:HSourcesAll 5 agree
- OSV · AlpineEcosystem advisory · calculated9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- OSV · PypiEcosystem advisory · calculated9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- OSV · DebianEcosystem advisory · calculated9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Medium 6.4Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.39%
Chance of exploitation in the next 30 days
Percentile
84%
Versus all other CVEs
30-day change
0.00 pp
From 2.39% on 18-09-2026
18-09-202618-10-2026
EPSS score2.39%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu2 products
- pillow< 3.1.2-0ubuntu1.6+esm3 | < 5.1.0-1ubuntu0.6 | < 7.0.0-4ubuntu0.4
- pillow-python2All versions (No fix recorded)
Alpine1 product
- py3-pillow< 8.2.0-r0
Debian1 product
- pillow< 8.1.2+dfsg-0.2
Fedoraproject1 product
- fedoraEOL33
PyPI1 product
- pillow≥ 2.4.0, < 8.2.0 | < 8.2.0
Python1 product
- pillow< 8.2.0
6 vendors · 7 products
