CVE-2020-15389: debian debian_linux Use After Free
Vulnerability summary
CVE-2020-15389 is a medium (CVSS 6.5) Use After Free vulnerability in debian debian_linux. EPSS estimates a 2.62% chance of exploitation in the next 30 days, higher than 85.4% of scored vulnerabilities.
Not severe (CVSS 6.5, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 9 · Related 6Timeline
- 29-06-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
jp2/opj_decompress.c in OpenJPEG through 2.3.1 has a use-after-free that can be triggered if there is a mix of valid and invalid files in a directory operated on by the decompressor. Triggering a double-free may also be possible. This is related to calling opj_image_destroy twice.
CVSS metrics
5 scores · 4 sources · 2 versions- OSV · AlpineEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
EPSS trend
Probability
2.62%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
Increase +0.02 pp
From 2.60% 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, no user interaction (CVSS vector). Other conditions: not stated in public data.
Debian2 products
- openjpeg2< 2.4.0-1
- debian_linuxEOL9.0 | 10.0
Alpine1 product
- openjpeg< 2.3.1-r4 | < 2.3.1-r5 | < 2.3.0-r6
Mageia1 product
- openjpeg2< 2.3.1-1.4.mga7
Oracle1 product
- outside_in_technology8.5.4 | 8.5.5
Ubuntu1 product
- openjpeg2< 2.1.2-1.1+deb9u5build0.16.04.1 | < 2.3.0-2+deb10u2build0.18.04.1 | < 2.3.1-1ubuntu4.20.04.1 | < 2.3.1-1ubuntu5
Uclouvain1 product
- openjpeg≤ 2.3.1
6 vendors · 7 products
References
17 links
lists.debian.org/debian-lts-announce/2020/07/msg00008.htmlMailing ListX Refsource MLISTThird Party Advisory