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TI-2018-13267 Aliases CVE-2018-18751GHSA-3vvp-8645-4qmr

An issue was discovered in GNU gettext 0.19.8.

Priority MEDIUM 49CWE-415Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 19 fixed, 1 without a fix

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-415 and the CVSS impact.

Summary

An issue was discovered in GNU gettext 0.19.8. There is a double free in default_add_message in read-catalog.c, related to an invalid free in po_gram_parse in po-gram-gen.y, as demonstrated by lt-msgfmt.

Why it matters now

EPSS 0.04257 91st percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Partial Red Hat: 4 advisoriesRed Hat: 19 fixed, 1 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 · 7

CPEVersionsRoleVendor
cpe:2.3:a:gnu:gettext:0.19.8:*:*:*:*:*:*:*0.19.8VulnerableGNU
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*12.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*16.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*18.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*18.10VulnerableCanonical
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
  • cpe:2.3:a:gnu:gettext:0.19.8:*:*:*:*:*:*:* Versions 0.19.8 Vulnerable ·GNU
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* Versions 12.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 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:18.10:*:*:*:*:*:*:* Versions 18.10 Vulnerable ·Canonical
  • cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat

Remediation

Red Hat 4 advisories

  • RHSA-2020:2846 Released 2020-07-07 · Red Hat rating Low
    gettext security update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.6) gettext-0.19.8.1-3.el7_6, gettext-libs-0.19.8.1-3.el7_6
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) emacs-gettext-0.19.8.1-3.el7_6, gettext-common-devel-0.19.8.1-3.el7_6, gettext-devel-0.19.8.1-3.el7_6
    • Red Hat Enterprise Linux Server EUS (v. 7.6) gettext-0.19.8.1-3.el7_6, gettext-common-devel-0.19.8.1-3.el7_6, gettext-devel-0.19.8.1-3.el7_6 +3
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.6) emacs-gettext-0.19.8.1-3.el7_6
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) gettext-0.19.8.1-3.el7_6, gettext-common-devel-0.19.8.1-3.el7_6, gettext-devel-0.19.8.1-3.el7_6 +1
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) emacs-gettext-0.19.8.1-3.el7_6
  • RHSA-2020:2485 Released 2020-06-12 · Red Hat rating Low
    gettext security update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) gettext-0.19.8.1-3.el7_7, gettext-libs-0.19.8.1-3.el7_7
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) emacs-gettext-0.19.8.1-3.el7_7, gettext-common-devel-0.19.8.1-3.el7_7, gettext-devel-0.19.8.1-3.el7_7
    • Red Hat Enterprise Linux Server EUS (v. 7.7) gettext-0.19.8.1-3.el7_7, gettext-common-devel-0.19.8.1-3.el7_7, gettext-devel-0.19.8.1-3.el7_7 +3
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.7) emacs-gettext-0.19.8.1-3.el7_7
  • RHSA-2020:1138 Released 2020-03-31 · Red Hat rating Low
    gettext security and bug fix update
    • Red Hat Enterprise Linux Client (v. 7) gettext-0.19.8.1-3.el7, gettext-libs-0.19.8.1-3.el7
    • Red Hat Enterprise Linux Client Optional (v. 7) emacs-gettext-0.19.8.1-3.el7, gettext-common-devel-0.19.8.1-3.el7, gettext-devel-0.19.8.1-3.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) gettext-0.19.8.1-3.el7, gettext-libs-0.19.8.1-3.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) emacs-gettext-0.19.8.1-3.el7, gettext-common-devel-0.19.8.1-3.el7, gettext-devel-0.19.8.1-3.el7
    • Red Hat Enterprise Linux Server (v. 7) gettext-0.19.8.1-3.el7, gettext-common-devel-0.19.8.1-3.el7, gettext-devel-0.19.8.1-3.el7 +3
    • Red Hat Enterprise Linux Server Optional (v. 7) emacs-gettext-0.19.8.1-3.el7
    • Red Hat Enterprise Linux Workstation (v. 7) gettext-0.19.8.1-3.el7, gettext-common-devel-0.19.8.1-3.el7, gettext-devel-0.19.8.1-3.el7 +1
    • Red Hat Enterprise Linux Workstation Optional (v. 7) emacs-gettext-0.19.8.1-3.el7
Show 1 more Red Hat advisories
  • RHSA-2019:3643 Released 2019-11-05 · Red Hat rating Low
    gettext security update
    • Red Hat Enterprise Linux BaseOS (v. 8) gettext-0.19.8.1-17.el8, gettext-common-devel-0.19.8.1-17.el8, gettext-devel-0.19.8.1-17.el8 +1

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux 8AffectedNo fix yet: Fix deferred
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2019:3643
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2020:1138
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2020:1138
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2020:1138
Red Hat Enterprise Linux ComputeNode EUS (v. 7.6)Fixed RHSA-2020:2846
Red Hat Enterprise Linux ComputeNode EUS (v. 7.7)Fixed RHSA-2020:2485
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2020:1138
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6)Fixed RHSA-2020:2846
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7)Fixed RHSA-2020:2485
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2020:1138
Red Hat Enterprise Linux Server EUS (v. 7.6)Fixed RHSA-2020:2846
Red Hat Enterprise Linux Server EUS (v. 7.7)Fixed RHSA-2020:2485
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2020:1138
Red Hat Enterprise Linux Server Optional EUS (v. 7.6)Fixed RHSA-2020:2846
Red Hat Enterprise Linux Server Optional EUS (v. 7.7)Fixed RHSA-2020:2485
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2020:1138
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2020:1138
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)Fixed RHSA-2020:2846
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)Fixed RHSA-2020:2846
Not affected: 2 products
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-18751
  2. 2026-10-03 Alias added: GHSA-3vvp-8645-4qmr

References

Exploit 2

Advisory 6

Sources

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