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Fencer Intel
high 7.5

CVE-2020-0198 json

In exif_data_load_data_content of exif-data.c, there is a possible UBSAN abort due to an integer overflow.

published 6y ago modified 4mo ago also EUVD-2020-1702

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.3%
EPSS 4.3% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

In exif_data_load_data_content of exif-data.c, there is a possible UBSAN abort due to an integer overflow. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-146428941

Patch / fix

  • libexif_project libexif 0.6.22_p20201105
  • libexif Debian 14, Debian 13, Debian 12 0.6.22-2

debian advisories DEBIAN-CVE-2020-0198

  • libexif Ubuntu 16.04 LTS 0.6.21-2ubuntu0.5
  • libexif Ubuntu 18.04 LTS 0.6.21-4ubuntu0.5
  • libexif Ubuntu 20.04 LTS 0.6.21-6ubuntu0.3
  • libexif Ubuntu Pro 14.04 LTS 0.6.21-1ubuntu1+esm5

ubuntu advisories UBUNTU-CVE-2020-0198

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

  • libexif RHEL 8 0.6.22-4.el8

red hat advisories RHSA-2020:4766

  • libexif SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES for SAP 12 SP3 +11 more 0.6.22-8.13.1
  • libexif SLES for SAP 15 SP2, SLES for SAP 15 SP1, SLES for SAP 15 +21 more 0.6.22-150000.5.9.1

suse advisories SUSE-SU-2022:1168-1SUSE-SU-2022:1148-1

  • libexif openSUSE Tumbleweed 0.6.23-1.2

opensuse advisories openSUSE-SU-2024:10939-1

  • libexif Alpine 3.24, Alpine 3.23, Alpine 3.22 +8 more 0.6.23-r0

alpine advisories ALPINE-CVE-2020-0198

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

  • libexif Arch Linux 0.6.23-1

arch linux advisories AVG-2376

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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-2020-0198 updated cvss 7.5

libexif: integer overflow in exif_data_load_data_content function in exif-data.c

  • Red Hat Enterprise Linux 5 libexif Red Hat Enterprise Linux 6 libexif
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 7 libexif
    affected: no fix planned “Will not fix”
  • Red Hat CodeReady Linux Builder (v. 8) libexif-devel 0.6.22-4.el8, libexif-debuginfo 0.6.22-4.el8, libexif-debugsource 0.6.22-4.el8 Red Hat Enterprise Linux AppStream (v. 8) libexif 0.6.22-4.el8
    fixed: vendor fix RHSA-2020:4766

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

4.26% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • n/a Android

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Intel 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.