Description
A heap-based buffer overflow problem was found in glib through an incorrect calculation of buffer size in the g_escape_uri_string() function. If the string to escape contains a very large number of unacceptable characters (which would need escaping), the calculation of the length of the escaped string could overflow, leading to a potential write off the end of the newly allocated string.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
glib
Default version status: unaffected
0 to < 2.86.3affected
Red Hat Red Hat Enterprise Linux 10
Default version status: affected
0:2.80.4-10.el10_1.12 to < *unaffected
Red Hat Red Hat Enterprise Linux 10
Default version status: affected
0:2.87.0-1.el10 to < *unaffected
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support
Default version status: affected
0:2.80.4-4.el10_0.8 to < *unaffected
Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support
Default version status: affected
0:2.56.1-11.el7_9 to < *unaffected
Red Hat Red Hat Enterprise Linux 8
Default version status: affected
0:2.56.4-168.el8_10 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support
Default version status: affected
0:2.56.4-8.el8_2.4 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Default version status: affected
0:2.56.4-10.el8_4.4 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Default version status: affected
0:2.56.4-10.el8_4.4 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Default version status: affected
0:2.56.4-158.el8_6.4 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Default version status: affected
0:2.56.4-158.el8_6.4 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Default version status: affected
0:2.56.4-158.el8_6.4 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Default version status: affected
0:2.56.4-164.el8_8 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Default version status: affected
0:2.56.4-164.el8_8 to < *unaffected
Red Hat Red Hat Enterprise Linux 9
Default version status: affected
0:2.68.4-18.el9_7.1 to < *unaffected
Red Hat Red Hat Enterprise Linux 9
Default version status: affected
0:2.78.6-3.el9 to < *unaffected
Red Hat Red Hat Enterprise Linux 9
Default version status: affected
0:2.68.4-18.el9_7.1 to < *unaffected
Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Default version status: affected
0:2.68.4-5.el9_0.4 to < *unaffected
Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Default version status: affected
0:2.68.4-7.el9_2.4 to < *unaffected
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support
Default version status: affected
0:2.68.4-14.el9_4.5 to < *unaffected
Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support
Default version status: affected
0:2.68.4-16.el9_6.4 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.12
Default version status: affected
412.86.202602021310-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.13
Default version status: affected
413.92.202602240113-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.14
Default version status: affected
414.92.202602171627-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.15
Default version status: affected
415.92.202603101737-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.16
Default version status: affected
416.94.202602101357-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.17
Default version status: affected
417.94.202602090846-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.18
Default version status: affected
418.94.202602022246-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.19
Default version status: affected
4.19.9.6.202602112047-0 to < *unaffected
Red Hat Red Hat Ceph Storage 8
Default version status: affected
1769512383 to < *unaffected
Red Hat Red Hat Discovery 2
Default version status: affected
1769104765 to < *unaffected
Red Hat Red Hat Discovery 2
Default version status: affected
1769111774 to < *unaffected
Red Hat Red Hat Hardened Images
Default version status: affected
2.88.0-1.1.hum1 to < *unaffected
Red Hat Red Hat Insights proxy 1.5
Default version status: affected
1770740405 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1770808689 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1770807477 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1770646925 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1770808765 to < *unaffected
Red Hat Red Hat Enterprise Linux 6
Default version status: unknown
Red Hat Red Hat Enterprise Linux 8
Default version status: affected
Red Hat Red Hat OpenShift Container Platform 4
Default version status: affected
References
- https://access.redhat.com/errata/RHSA-2026:0936 ↗
- https://access.redhat.com/errata/RHSA-2026:0975 ↗
- https://access.redhat.com/errata/RHSA-2026:0991 ↗
- https://access.redhat.com/errata/RHSA-2026:1323 ↗
- https://access.redhat.com/errata/RHSA-2026:1324 ↗
- https://access.redhat.com/errata/RHSA-2026:1326 ↗
- https://access.redhat.com/errata/RHSA-2026:1327 ↗
- https://access.redhat.com/errata/RHSA-2026:1465 ↗
- https://access.redhat.com/errata/RHSA-2026:1608 ↗
- https://access.redhat.com/errata/RHSA-2026:1624 ↗
- https://access.redhat.com/errata/RHSA-2026:1625 ↗
- https://access.redhat.com/errata/RHSA-2026:1626 ↗
- https://access.redhat.com/errata/RHSA-2026:1627 ↗
- https://access.redhat.com/errata/RHSA-2026:1652 ↗
- https://access.redhat.com/errata/RHSA-2026:1736 ↗
- https://access.redhat.com/errata/RHSA-2026:18344 ↗
- https://access.redhat.com/errata/RHSA-2026:18705 ↗
- https://access.redhat.com/errata/RHSA-2026:2064 ↗
- https://access.redhat.com/errata/RHSA-2026:2072 ↗
- https://access.redhat.com/errata/RHSA-2026:2485 ↗
- https://access.redhat.com/errata/RHSA-2026:2563 ↗
- https://access.redhat.com/errata/RHSA-2026:2633 ↗
- https://access.redhat.com/errata/RHSA-2026:2659 ↗
- https://access.redhat.com/errata/RHSA-2026:2671 ↗
- https://access.redhat.com/errata/RHSA-2026:2974 ↗
- https://access.redhat.com/errata/RHSA-2026:3415 ↗
- https://access.redhat.com/errata/RHSA-2026:4419 ↗
- https://access.redhat.com/errata/RHSA-2026:7461 ↗
- https://access.redhat.com/security/cve/CVE-2025-13601 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2416741 ↗
- https://gitlab.gnome.org/GNOME/glib/-/issues/3827 ↗
- https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4914 ↗
- https://cert-portal.siemens.com/productcert/html/ssa-253495.html ↗