CVE-2026-58015
Fixed in a distro release EPSS <1%CVSS 5.9
A flaw was found in GLib. The D-Bus client-side implementation of the DBUS_COOKIE_SHA1 SASL authentication mechanism does not validate the cookie_context parameter received from the server. A malicious D-Bus server can supply a cookie_context containing path traversal sequences, causing the client to read an arbitrary file and exfiltrate sensitive data by verifying guessed file contents against a generated hash.
Products: gnome glib, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 10.0 Extended Update Support, Red Hat Enterprise Linux 7 Extended Lifecycle Support, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On, Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On, Red Hat Enterprise Linux 8.8 Telecommunications Update Service, Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions, Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions, Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions, Red Hat Enterprise Linux 9.6 Extended Update Support, Red Hat OpenShift Container Platform 4.12, Red Hat OpenShift Container Platform 4.13, Red Hat OpenShift Container Platform 4.14, Red Hat OpenShift Container Platform 4.15, Red Hat OpenShift Container Platform 4.22, Cert Manager support for Red Hat OpenShift release 1.17, Cert Manager support for Red Hat OpenShift release 1.18, Cert Manager support for Red Hat OpenShift release 1.19, Cert Manager support for Red Hat OpenShift release 1.20, Red Hat AI Inference Server 3.2, Red Hat AI Inference Server 3.5, Red Hat Discovery 2, Red Hat OpenShift AI 3.0, Red Hat OpenShift AI 3.2, Red Hat OpenShift AI 3.4, Red Hat OpenShift AI 3.5, Red Hat Update Infrastructure 5, Red Hat Enterprise Linux 6, Red Hat Hardened Images
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux 10 | glib2 | 2.80.4-12.el10_2.21 |
| AlmaLinux 10 | glib2-devel | 2.80.4-12.el10_2.21 |
| AlmaLinux 10 | glib2-doc | 2.80.4-12.el10_2.21 |
| AlmaLinux 10 | glib2-static | 2.80.4-12.el10_2.21 |
| AlmaLinux 10 | glib2-tests | 2.80.4-12.el10_2.21 |
| AlmaLinux 8 | glib2 | 2.56.4-177.el8_10 |
| AlmaLinux 8 | glib2-devel | 2.56.4-177.el8_10 |
| AlmaLinux 8 | glib2-doc | 2.56.4-177.el8_10 |
| AlmaLinux 8 | glib2-fam | 2.56.4-177.el8_10 |
| AlmaLinux 8 | glib2-static | 2.56.4-177.el8_10 |
| AlmaLinux 8 | glib2-tests | 2.56.4-177.el8_10 |
| AlmaLinux 8 | mingw32-glib2 | 2.70.1-9.el8_10 |
| AlmaLinux 8 | mingw32-glib2-static | 2.70.1-9.el8_10 |
| AlmaLinux 8 | mingw64-glib2 | 2.70.1-9.el8_10 |
| AlmaLinux 8 | mingw64-glib2-static | 2.70.1-9.el8_10 |
| AlmaLinux 9 | glib2 | 2.68.4-19.el9_8.9 |
| AlmaLinux 9 | glib2-devel | 2.68.4-19.el9_8.9 |
| AlmaLinux 9 | glib2-doc | 2.68.4-19.el9_8.9 |
| AlmaLinux 9 | glib2-static | 2.68.4-19.el9_8.9 |
| AlmaLinux 9 | glib2-tests | 2.68.4-19.el9_8.9 |
| Amazon Linux 2023 | glib2 | 2.82.2-770.amzn2023 |
| Amazon Linux 2023 | glib2-devel | 2.82.2-770.amzn2023 |
| Amazon Linux 2023 | glib2-doc | 2.82.2-770.amzn2023 |
| Amazon Linux 2023 | glib2-static | 2.82.2-770.amzn2023 |
| Amazon Linux 2023 | glib2-tests | 2.82.2-770.amzn2023 |
| Debian 12 | glib2.0 | no fix |
| Debian 13 | glib2.0 | 2.84.4-3~deb13u4 |
| Debian 14 | glib2.0 | 2.88.1-2 |
| Red Hat Enterprise Linux 10.2 | glib2 | 0:2.80.4-12.el10_2.21 |
| Red Hat Enterprise Linux 10.2 | glib2-debuginfo | 0:2.80.4-12.el10_2.21 |
| Red Hat Enterprise Linux 10.2 | glib2-debugsource | 0:2.80.4-12.el10_2.21 |
| Red Hat Enterprise Linux 10.2 | glib2-devel | 0:2.80.4-12.el10_2.21 |
| Red Hat Enterprise Linux 10.2 | glib2-devel-debuginfo | 0:2.80.4-12.el10_2.21 |
| Red Hat Enterprise Linux 10.2 | glib2-doc | 0:2.80.4-12.el10_2.21 |
| Red Hat Enterprise Linux 10.2 | glib2-static | 0:2.80.4-12.el10_2.21 |
| Red Hat Enterprise Linux 10.2 | glib2-tests | 0:2.80.4-12.el10_2.21 |
| Red Hat Enterprise Linux 10.2 | glib2-tests-debuginfo | 0:2.80.4-12.el10_2.21 |
| Red Hat Enterprise Linux 8 | glib2 | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-debuginfo | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-debugsource | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-devel | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-devel-debuginfo | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-doc | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-fam | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-fam-debuginfo | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-static | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-tests | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | glib2-tests-debuginfo | 0:2.56.4-177.el8_10 |
| Red Hat Enterprise Linux 8 | mingw-glib2 | 0:2.70.1-9.el8_10 |
| Red Hat Enterprise Linux 8 | mingw32-glib2 | 0:2.70.1-9.el8_10 |
| Red Hat Enterprise Linux 8 | mingw32-glib2-debuginfo | 0:2.70.1-9.el8_10 |
| Red Hat Enterprise Linux 8 | mingw32-glib2-static | 0:2.70.1-9.el8_10 |
| Red Hat Enterprise Linux 8 | mingw64-glib2 | 0:2.70.1-9.el8_10 |
| Red Hat Enterprise Linux 8 | mingw64-glib2-debuginfo | 0:2.70.1-9.el8_10 |
| Red Hat Enterprise Linux 8 | mingw64-glib2-static | 0:2.70.1-9.el8_10 |
| Red Hat Enterprise Linux 9 | glib2 | 0:2.68.4-19.el9_8.9 |
| Red Hat Enterprise Linux 9 | glib2-debuginfo | 0:2.68.4-19.el9_8.9 |
| Red Hat Enterprise Linux 9 | glib2-debugsource | 0:2.68.4-19.el9_8.9 |
| Red Hat Enterprise Linux 9 | glib2-devel | 0:2.68.4-19.el9_8.9 |
| Red Hat Enterprise Linux 9 | glib2-devel-debuginfo | 0:2.68.4-19.el9_8.9 |
| Red Hat Enterprise Linux 9 | glib2-doc | 0:2.68.4-19.el9_8.9 |
| Red Hat Enterprise Linux 9 | glib2-static | 0:2.68.4-19.el9_8.9 |
| Red Hat Enterprise Linux 9 | glib2-tests | 0:2.68.4-19.el9_8.9 |
| Red Hat Enterprise Linux 9 | glib2-tests-debuginfo | 0:2.68.4-19.el9_8.9 |
| Red Hat Enterprise Linux eus 10.0 | glib2 | 0:2.80.4-4.el10_0.17 |
| Red Hat Enterprise Linux eus 10.0 | glib2-debuginfo | 0:2.80.4-4.el10_0.17 |
| Red Hat Enterprise Linux eus 10.0 | glib2-debugsource | 0:2.80.4-4.el10_0.17 |
| Red Hat Enterprise Linux eus 10.0 | glib2-devel | 0:2.80.4-4.el10_0.17 |
| Red Hat Enterprise Linux eus 10.0 | glib2-devel-debuginfo | 0:2.80.4-4.el10_0.17 |
| Red Hat Enterprise Linux eus 10.0 | glib2-doc | 0:2.80.4-4.el10_0.17 |
| Red Hat Enterprise Linux eus 10.0 | glib2-static | 0:2.80.4-4.el10_0.17 |
| Red Hat Enterprise Linux eus 10.0 | glib2-tests | 0:2.80.4-4.el10_0.17 |
| Red Hat Enterprise Linux eus 10.0 | glib2-tests-debuginfo | 0:2.80.4-4.el10_0.17 |
| Red Hat rhel aus 8.4 | glib2 | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel aus 8.4 | glib2-debuginfo | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel aus 8.4 | glib2-debugsource | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel aus 8.4 | glib2-devel | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel aus 8.4 | glib2-devel-debuginfo | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel aus 8.4 | glib2-fam | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel aus 8.4 | glib2-fam-debuginfo | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel aus 8.4 | glib2-tests | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel aus 8.4 | glib2-tests-debuginfo | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel aus 8.6 | glib2 | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel aus 8.6 | glib2-debuginfo | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel aus 8.6 | glib2-debugsource | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel aus 8.6 | glib2-devel | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel aus 8.6 | glib2-devel-debuginfo | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel aus 8.6 | glib2-fam | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel aus 8.6 | glib2-fam-debuginfo | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel aus 8.6 | glib2-tests | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel aus 8.6 | glib2-tests-debuginfo | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel e4s 8.8 | glib2 | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel e4s 8.8 | glib2-debuginfo | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel e4s 8.8 | glib2-debugsource | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel e4s 8.8 | glib2-devel | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel e4s 8.8 | glib2-devel-debuginfo | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel e4s 8.8 | glib2-fam | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel e4s 8.8 | glib2-fam-debuginfo | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel e4s 8.8 | glib2-tests | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel e4s 8.8 | glib2-tests-debuginfo | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel e4s 9.2 | glib2 | 0:2.68.4-7.el9_2.7 |
| Red Hat rhel e4s 9.2 | glib2-debuginfo | 0:2.68.4-7.el9_2.7 |
| Red Hat rhel e4s 9.2 | glib2-debugsource | 0:2.68.4-7.el9_2.7 |
| Red Hat rhel e4s 9.2 | glib2-devel | 0:2.68.4-7.el9_2.7 |
| Red Hat rhel e4s 9.2 | glib2-devel-debuginfo | 0:2.68.4-7.el9_2.7 |
| Red Hat rhel e4s 9.2 | glib2-doc | 0:2.68.4-7.el9_2.7 |
| Red Hat rhel e4s 9.2 | glib2-tests | 0:2.68.4-7.el9_2.7 |
| Red Hat rhel e4s 9.2 | glib2-tests-debuginfo | 0:2.68.4-7.el9_2.7 |
| Red Hat rhel e4s 9.4 | glib2 | 0:2.68.4-14.el9_4.8 |
| Red Hat rhel e4s 9.4 | glib2-debuginfo | 0:2.68.4-14.el9_4.8 |
| Red Hat rhel e4s 9.4 | glib2-debugsource | 0:2.68.4-14.el9_4.8 |
| Red Hat rhel e4s 9.4 | glib2-devel | 0:2.68.4-14.el9_4.8 |
| Red Hat rhel e4s 9.4 | glib2-devel-debuginfo | 0:2.68.4-14.el9_4.8 |
| Red Hat rhel e4s 9.4 | glib2-doc | 0:2.68.4-14.el9_4.8 |
| Red Hat rhel e4s 9.4 | glib2-tests | 0:2.68.4-14.el9_4.8 |
| Red Hat rhel e4s 9.4 | glib2-tests-debuginfo | 0:2.68.4-14.el9_4.8 |
| Red Hat rhel els 7 | glib2 | 0:2.56.1-13.el7_9.1 |
| Red Hat rhel els 7 | glib2-debuginfo | 0:2.56.1-13.el7_9.1 |
| Red Hat rhel els 7 | glib2-devel | 0:2.56.1-13.el7_9.1 |
| Red Hat rhel els 7 | glib2-doc | 0:2.56.1-13.el7_9.1 |
| Red Hat rhel els 7 | glib2-fam | 0:2.56.1-13.el7_9.1 |
| Red Hat rhel els 7 | glib2-static | 0:2.56.1-13.el7_9.1 |
| Red Hat rhel els 7 | glib2-tests | 0:2.56.1-13.el7_9.1 |
| Red Hat rhel eus 9.6 | glib2 | 0:2.68.4-16.el9_6.7 |
| Red Hat rhel eus 9.6 | glib2-debuginfo | 0:2.68.4-16.el9_6.7 |
| Red Hat rhel eus 9.6 | glib2-debugsource | 0:2.68.4-16.el9_6.7 |
| Red Hat rhel eus 9.6 | glib2-devel | 0:2.68.4-16.el9_6.7 |
| Red Hat rhel eus 9.6 | glib2-devel-debuginfo | 0:2.68.4-16.el9_6.7 |
| Red Hat rhel eus 9.6 | glib2-doc | 0:2.68.4-16.el9_6.7 |
| Red Hat rhel eus 9.6 | glib2-static | 0:2.68.4-16.el9_6.7 |
| Red Hat rhel eus 9.6 | glib2-tests | 0:2.68.4-16.el9_6.7 |
| Red Hat rhel eus 9.6 | glib2-tests-debuginfo | 0:2.68.4-16.el9_6.7 |
| Red Hat rhel eus long life 8.4 | glib2 | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel eus long life 8.4 | glib2-debuginfo | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel eus long life 8.4 | glib2-debugsource | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel eus long life 8.4 | glib2-devel | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel eus long life 8.4 | glib2-devel-debuginfo | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel eus long life 8.4 | glib2-fam | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel eus long life 8.4 | glib2-fam-debuginfo | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel eus long life 8.4 | glib2-tests | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel eus long life 8.4 | glib2-tests-debuginfo | 0:2.56.4-10.el8_4.7 |
| Red Hat rhel eus long life 8.6 | glib2 | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel eus long life 8.6 | glib2-debuginfo | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel eus long life 8.6 | glib2-debugsource | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel eus long life 8.6 | glib2-devel | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel eus long life 8.6 | glib2-devel-debuginfo | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel eus long life 8.6 | glib2-fam | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel eus long life 8.6 | glib2-fam-debuginfo | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel eus long life 8.6 | glib2-tests | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel eus long life 8.6 | glib2-tests-debuginfo | 0:2.56.4-158.el8_6.7 |
| Red Hat rhel tus 8.8 | glib2 | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel tus 8.8 | glib2-debuginfo | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel tus 8.8 | glib2-debugsource | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel tus 8.8 | glib2-devel | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel tus 8.8 | glib2-devel-debuginfo | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel tus 8.8 | glib2-fam | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel tus 8.8 | glib2-fam-debuginfo | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel tus 8.8 | glib2-tests | 0:2.56.4-165.el8_8.2 |
| Red Hat rhel tus 8.8 | glib2-tests-debuginfo | 0:2.56.4-165.el8_8.2 |
| Rocky Linux 10 | glib2 | 0:2.80.4-12.el10_2.21 |
| Rocky Linux 8 | glib2 | 0:2.56.4-177.el8_10 |
| Rocky Linux 8 | mingw-glib2 | 0:2.70.1-9.el8_10 |
| Rocky Linux 9 | glib2 | 0:2.68.4-19.el9_8.9 |
| Ubuntu 22.04 LTS | glib2.0 | 2.72.4-0ubuntu2.10 |
| Ubuntu 24.04 LTS | glib2.0 | 2.80.0-6ubuntu3.9 |
| Ubuntu 25.10 | glib2.0 | no fix |
| Ubuntu 26.04 LTS | glib2.0 | 2.88.0-1ubuntu0.1 |
| Ubuntu Pro 14.04 LTS | glib2.0 | 2.40.2-0ubuntu1.1+esm8 |
| Ubuntu Pro 16.04 LTS | glib2.0 | 2.48.2-0ubuntu4.8+esm6 |
| Ubuntu Pro 18.04 LTS | glib2.0 | 2.56.4-0ubuntu0.18.04.9+esm6 |
| Ubuntu Pro 20.04 LTS | glib2.0 | 2.64.6-1~ubuntu20.04.9+esm2 |