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Fencer Vulns
high 8.1

CVE-2020-13790 json

libjpeg-turbo 2.0.4, and mozjpeg 4.0.0, has a heap-based buffer over-read in get_rgb_row() in rdppm.c via a malformed PPM input file.

published 2020-06-03 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-6006

cvss
8.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.2%
EPSS 3.2% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

libjpeg-turbo 2.0.4, and mozjpeg 4.0.0, has a heap-based buffer over-read in get_rgb_row() in rdppm.c via a malformed PPM input file.

Patch / fix

  • libjpeg-turbo Debian 14, Debian 13, Debian 12 1:2.0.5-1

debian advisories DEBIAN-CVE-2020-13790

  • libjpeg-turbo Ubuntu 16.04 LTS 1.4.2-0ubuntu3.4
  • libjpeg-turbo Ubuntu 18.04 LTS 1.5.2-0ubuntu5.18.04.4
  • libjpeg-turbo Ubuntu 20.04 LTS 2.0.3-0ubuntu1.20.04.1
  • libjpeg-turbo Ubuntu Pro 14.04 LTS 1.3.0-0ubuntu2.1+esm1

ubuntu advisories UBUNTU-CVE-2020-13790

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • libjpeg-turbo RHEL 8 1.5.3-14.el8_10
  • turbojpeg RHEL 8 1.5.3-14.el8_10
  • libjpeg-turbo-utils RHEL 8 1.5.3-14.el8_10

red hat advisories RHSA-2025:7540

  • libjpeg-turbo SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 1.5.3-31.22.2
  • libjpeg62-turbo SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 1.5.3-31.22.2
  • libjpeg-turbo SLE Module for Package Hub 15 SP2, SLE Module for Package Hub 15 SP1, SLE Module for Desktop Applications 15 SP2 +3 more 1.5.3-5.15.7
  • libjpeg62-turbo SLE Module for Basesystem 15 SP2, SLE Module for Basesystem 15 SP1 1.5.3-5.15.7

suse advisories SUSE-SU-2020:2570-1SUSE-SU-2020:2569-1

  • libjpeg-turbo openSUSE Tumbleweed 8.2.2-65.2
  • libjpeg-turbo openSUSE Leap 15.2 1.5.3-lp152.8.3.1
  • libjpeg62-turbo openSUSE Leap 15.2 1.5.3-lp152.8.3.1
  • libjpeg-turbo openSUSE Leap 15.1 1.5.3-lp151.6.6.1
  • libjpeg62-turbo openSUSE Leap 15.1 1.5.3-lp151.6.6.1

opensuse advisories openSUSE-SU-2024:10952-1openSUSE-SU-2020:1458-1openSUSE-SU-2020:1413-1

  • libjpeg-turbo AlmaLinux 8 1.5.3-14.el8_10
  • turbojpeg AlmaLinux 8 1.5.3-14.el8_10
  • libjpeg-turbo-utils AlmaLinux 8 1.5.3-14.el8_10

almalinux advisories ALSA-2025:7540

  • libjpeg-turbo Rocky Linux 8 1.5.3-14.el8_10

rocky linux advisories RLSA-2025:7540

  • libjpeg-turbo Alpine 3.11, Alpine 3.10 2.0.4-r1
  • libjpeg-turbo Alpine 3.24, Alpine 3.23, Alpine 3.22 +10 more 2.0.4-r2

alpine advisories ALPINE-CVE-2020-13790

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-13790 updated cvss 8.1

libjpeg-turbo: heap-based buffer over-read in get_rgb_row() in rdppm.c

  • Red Hat Enterprise Linux 6 libjpeg-turbo
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 7 turbojpeg, libjpeg-turbo, libjpeg-turbo-utils
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux AppStream (v. 8) turbojpeg 1.5.3-14.el8_10, libjpeg-turbo 1.5.3-14.el8_10, libjpeg-turbo-utils 1.5.3-14.el8_10 Red Hat Enterprise Linux CRB (v. 8) turbojpeg-devel 1.5.3-14.el8_10, turbojpeg-debuginfo 1.5.3-14.el8_10, libjpeg-turbo-debuginfo 1.5.3-14.el8_10, libjpeg-turbo-debugsource 1.5.3-14.el8_10, libjpeg-turbo-utils-debuginfo 1.5.3-14.el8_10
    fixed: vendor fix RHSA-2025:7540

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.18% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/libjpeg-turbo/libjpeg-turbo/issues/433 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:N/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.