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TI-2020-10152 Aliases CVE-2020-12767GHSA-rwjh-wvc7-p2gm

exif_entry_get_value in exif-entry.c in libexif 0.6.21 has a divide-by-zero error.

Priority LOW 25CWE-369Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 9 fixed, 2 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-369.

Summary

exif_entry_get_value in exif-entry.c in libexif 0.6.21 has a divide-by-zero error.

Why it matters now

EPSS 0.00531 45th percentileScored 2026-11-07
Fix Partial Red Hat: 2 advisoriesRed Hat: 9 fixed, 2 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 9

CPEVersionsRoleVendor
cpe:2.3:a:libexif_project:libexif:0.6.21:*:*:*:*:*:*:*0.6.21Vulnerablelibexif project
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*12.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*16.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*18.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*19.10VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*20.04VulnerableCanonical
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*15.1VulnerableopenSUSE
  • cpe:2.3:a:libexif_project:libexif:0.6.21:*:*:*:*:*:*:* Versions 0.6.21 Vulnerable ·libexif project
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* Versions 12.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* Versions 16.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* Versions 19.10 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* Versions 20.04 Vulnerable ·Canonical
  • cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE

Remediation

Red Hat 2 advisories

  • RHSA-2020:4766 Released 2020-11-04 · Red Hat rating Moderate
    libexif security, bug fix, and enhancement update
    • Red Hat CodeReady Linux Builder (v. 8) libexif-devel-0.6.22-4.el8
    • Red Hat Enterprise Linux AppStream (v. 8) libexif-0.6.22-4.el8
  • RHSA-2020:4040 Released 2020-09-29 · Red Hat rating Moderate
    libexif security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) libexif-0.6.22-1.el7
    • Red Hat Enterprise Linux Client Optional (v. 7) libexif-devel-0.6.22-1.el7, libexif-doc-0.6.22-1.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) libexif-0.6.22-1.el7, libexif-devel-0.6.22-1.el7, libexif-doc-0.6.22-1.el7
    • Red Hat Enterprise Linux Server (v. 7) libexif-0.6.22-1.el7, libexif-0.6.22-1.el7.ppc
    • Red Hat Enterprise Linux Server Optional (v. 7) libexif-devel-0.6.22-1.el7, libexif-devel-0.6.22-1.el7.ppc, libexif-doc-0.6.22-1.el7
    • Red Hat Enterprise Linux Workstation (v. 7) libexif-0.6.22-1.el7
    • Red Hat Enterprise Linux Workstation Optional (v. 7) libexif-devel-0.6.22-1.el7, libexif-doc-0.6.22-1.el7

Vendor assessments

Red Hat

Red Hat rating: Low. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat CodeReady Linux Builder (v. 8)Fixed RHSA-2020:4766
Red Hat Enterprise Linux AppStream (v. 8)Fixed RHSA-2020:4766
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2020:4040
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2020:4040
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2020:4040
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2020:4040
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2020:4040
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2020:4040
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2020:4040

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-12767
  2. 2026-10-03 Alias added: GHSA-rwjh-wvc7-p2gm

References

Patch 1

Advisory 4

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences