CVE-2020-5313: canonical ubuntu_linux Out-of-bounds Read
Vulnerability summary
CVE-2020-5313 is a high (CVSS 7.1) Out-of-bounds Read vulnerability in canonical ubuntu_linux. EPSS estimates a 2.75% chance of exploitation in the next 30 days, higher than 86.2% of scored vulnerabilities.
Not severe (CVSS 7.1, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 9 · Related 5Timeline
- 03-01-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
libImaging/FliDecode.c in Pillow before 6.2.2 has an FLI buffer overflow.
CVSS metrics
8 scores · 6 sources · 3 versions- OSV · AlpineEcosystem advisory · calculated7.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
- OSV · PypiEcosystem advisory · calculated7.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
- OSV · Red hatEcosystem advisory · calculated8.2HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:HDiffers
- OSV · UbuntuEcosystem advisory · calculated7.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
EPSS trend
Probability
2.75%
Chance of exploitation in the next 30 days
Percentile
86%
Versus all other CVEs
30-day change
No change 0.00 pp
From 2.75% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Redhat7 products
- python-pillow< 0:2.0.0-21.gitd1c6db8.el7
- python-pillow-debuginfo< 0:2.0.0-21.gitd1c6db8.el7
- python-pillow-devel< 0:2.0.0-21.gitd1c6db8.el7
- python-pillow-doc< 0:2.0.0-21.gitd1c6db8.el7
- python-pillow-qt< 0:2.0.0-21.gitd1c6db8.el7
Debian2 products
- pillow< 7.0.0-1
- debian_linuxEOL9.0 | 10.0
Alpine1 product
- py3-pillow< 6.2.2-r0
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 18.04 | 19.10
Fedoraproject1 product
- fedoraEOL30 | 31
PyPI1 product
- pillow< a09acd0decd8a87ccce939d5ff65dab59e7d365b | < 6.2.2
Python1 product
- pillow< 6.2.2
Ubuntu1 product
- pillow< 2.3.0-1ubuntu3.4+esm1 | < 3.1.2-0ubuntu1.3 | < 5.1.0-1ubuntu0.2
8 vendors · 15 products
References
27 links- pillow.readthedocs.io/en/stable/releasenotes/6.2.2.htmlX Refsource MISCWEBREPORTRelease NotesThird Party Advisory
- github.com/python-pillow/Pillow/commit/a09acd0decd8a87ccce939d5ff65dab59e7d365bX Refsource MISCWEBFIXPatchThird Party Advisory
www.debian.org/security/2020/dsa-4631Vendor AdvisoryX Refsource DEBIANWEBAdvisoryThird Party Advisory