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Vulnerability record · CVE-2019-1010238 · published 19 July 2019

CVE-2019-1010238: Gnome pango out-of-bounds write vulnerability

Gnome · Pango

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.

9.8 CVSS 3.1 Critical EPSS 6.3% · top 6.7% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score, v2 7.5
6.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
13Affected product versions listed by NVD
28References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

13 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/errata/RHBA-2019:2824 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2571 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2582 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2594 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3234 Third Party Advisory
https://gitlab.gnome.org/GNOME/pango/-/commits/main/pango/pango-bidi-type.c PatchVendor Advisory
https://gitlab.gnome.org/GNOME/pango/-/issues/342 ExploitIssue TrackingVendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D6HWAHXJ2ZXINYMANHPFDDC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VFFF4FY7SCAYT3EKTYPGRN6
https://seclists.org/bugtraq/2019/Aug/14 Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/201909-03 Third Party Advisory
https://usn.ubuntu.com/4081-1/ Third Party Advisory
https://www.debian.org/security/2019/dsa-4496 Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2020.html PatchThird Party Advisory
https://access.redhat.com/errata/RHBA-2019:2824 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2571 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2582 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2594 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3234 Third Party Advisory
https://gitlab.gnome.org/GNOME/pango/-/commits/main/pango/pango-bidi-type.c PatchVendor Advisory
https://gitlab.gnome.org/GNOME/pango/-/issues/342 ExploitIssue TrackingVendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D6HWAHXJ2ZXINYMANHPFDDC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VFFF4FY7SCAYT3EKTYPGRN6
https://seclists.org/bugtraq/2019/Aug/14 Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/201909-03 Third Party Advisory
https://usn.ubuntu.com/4081-1/ Third Party Advisory
https://www.debian.org/security/2019/dsa-4496 Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2020.html PatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2019-1010238), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.