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Fencer Vulns
critical 9.8

CVE-2019-1010238 json

Gnome Pango 1.42 and later is affected by: Buffer Overflow

published 2019-07-19 7 y ago modified 2026-07-25 3 mo ago also EUVD-2019-1980 , GHSA-wwvc-98fq-c42m , JLSEC-2026-455

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.3%
EPSS 6.3% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Gnome Pango 1.42 and later is affected by: Buffer Overflow. The impact is: The heap based buffer overflow can be used to get code execution. The component is: function name: pango_log2vis_get_embedding_levels, assignment of nchars and the loop condition. The attack vector is: Bug can be used when application pass invalid utf-8 strings to functions like pango_itemize.

Patch / fix

  • julia Pango_jll 1.47.0+0
  • pango1.0 Debian 14, Debian 13, Debian 12 1.42.4-7

debian advisories DEBIAN-CVE-2019-1010238

  • pango RHEL 7 1.42.4-4.el7_7
  • pango-tests RHEL 7 1.42.4-4.el7_7
  • pango RHEL 8 1.42.4-5.el8_0
  • pango RHEL 7.6 EUS 1.42.4-3.el7_6
  • pango-tests RHEL 7.6 EUS 1.42.4-3.el7_6

red hat advisories RHSA-2019:3234RHSA-2019:2571RHSA-2019:2582

  • pango Alpine 3.10 1.42.4-r2
  • pango Alpine 3.24, Alpine 3.23, Alpine 3.22 +11 more 1.44.1-r0
  • pango Alpine 3.9 1.42.4-r1

alpine advisories ALPINE-CVE-2019-1010238

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

  • pango Azure Linux 3.0 1.44-1

azure linux advisories AZL-110504

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

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-2019-1010238 updated cvss 9.8

pango: pango_log2vis_get_embedding_levels() heap-based buffer overflow

  • Red Hat Enterprise Linux AppStream (v. 8) pango 1.42.4-5.el8_0
    fixed: vendor fix RHSA-2019:2582
  • Red Hat Enterprise Linux Client (v. 7) pango 1.42.4-4.el7_7 Red Hat Enterprise Linux Client Optional (v. 7) pango-tests 1.42.4-4.el7_7 Red Hat Enterprise Linux ComputeNode (v. 7) pango 1.42.4-4.el7_7
    fixed: vendor fix RHSA-2019:2571
  • Red Hat Enterprise Linux ComputeNode EUS (v. 7.6) pango 1.42.4-3.el7_6
    fixed: vendor fix RHSA-2019:3234
  • Red Hat Enterprise Linux ComputeNode Optional (v. 7) pango-tests 1.42.4-4.el7_7
    fixed: vendor fix RHSA-2019:2571
  • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) pango-tests 1.42.4-3.el7_6 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) pango 1.42.4-3.el7_6 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) pango-tests 1.42.4-3.el7_6
    fixed: vendor fix RHSA-2019:3234
  • Red Hat Enterprise Linux Server (v. 7) pango 1.42.4-4.el7_7
    fixed: vendor fix RHSA-2019:2571
  • Red Hat Enterprise Linux Server EUS (v. 7.6) pango 1.42.4-3.el7_6
    fixed: vendor fix RHSA-2019:3234
  • Red Hat Enterprise Linux Server Optional (v. 7) pango-tests 1.42.4-4.el7_7
    fixed: vendor fix RHSA-2019:2571
show 3 more
  • Red Hat Enterprise Linux Server Optional EUS (v. 7.6) pango-tests 1.42.4-3.el7_6
    fixed: vendor fix RHSA-2019:3234
  • Red Hat Enterprise Linux Workstation (v. 7) pango 1.42.4-4.el7_7 Red Hat Enterprise Linux Workstation Optional (v. 7) pango-tests 1.42.4-4.el7_7
    fixed: vendor fix RHSA-2019:2571
  • Red Hat Enterprise Linux 5 pango Red Hat Enterprise Linux 6 pango
    not affected: vulnerable code not present

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

6.27% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gitlab.gnome.org https://gitlab.gnome.org/GNOME/pango/-/issues/342 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
julia Pango_jll
<1.47.0+0
1.47.0+0

Affected products

  • Gnome Pango

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.