# CVE-2025-11021: Libsoup: out-of-bounds read in cookie date handling of libsoup http library CVE-2025-11021 is fixed in 18 products on 1 platform, first by RHSA-2025:21032, released September 26, 2025. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2025-11021 - Priority: High - CVSS: 7.5 (Important) - EPSS: 0.0064 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Sep 26, 2025 - Weakness: Out-of-bounds Read - Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-11021 ## Description This update for libsoup fixes the following issues: - CVE-2025-11021: Ignored invalid date when processing cookies to prevent out-of-bounds read (bsc#1250562). ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | gir1.2-soup-2.4 Ubuntu 18.04.6 LTS (bionic) | 2.62.1-1ubuntu0.4+esm6 | [gir1.2-soup-2.4 2.62.1-1ubuntu0.4+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-gir1.2-soup-2.4-2.62.1-1ubuntu0.4-esm6.md) | Sep 26, 2025 | | Linux | gir1.2-soup-2.4 Ubuntu 20.04 LTS (focal) | 2.70.0-1ubuntu0.5+esm1 | [gir1.2-soup-2.4 2.70.0-1ubuntu0.5+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-gir1.2-soup-2.4-2.70.0-1ubuntu0.5-esm1.md) | Sep 26, 2025 | | Linux | gir1.2-soup-2.4 Ubuntu 22.04.1 LTS (jammy) | 2.74.2-3ubuntu0.6 | [gir1.2-soup-2.4 2.74.2-3ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-soup-2.4-2.74.2-3ubuntu0.6.md) | Sep 26, 2025 | | Linux | gir1.2-soup-2.4 Ubuntu 24.04.5 LTS (noble) | 2.74.3-6ubuntu1.6 | [gir1.2-soup-2.4 2.74.3-6ubuntu1.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-gir1.2-soup-2.4-2.74.3-6ubuntu1.6.md) | Sep 26, 2025 | | Linux | gir1.2-soup-2.4 Ubuntu 25.10 (questing) | 2.74.3-10.1ubuntu4 | [gir1.2-soup-2.4 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-questing-gir1.2-soup-2.4-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | gir1.2-soup-2.4 Ubuntu 26.04.1 LTS (resolute) | 2.74.3-10.1ubuntu4 | [gir1.2-soup-2.4 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-gir1.2-soup-2.4-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | gir1.2-soup-3.0 Ubuntu 22.04.1 LTS (jammy) | 3.0.7-0ubuntu1+esm5 | [gir1.2-soup-3.0 3.0.7-0ubuntu1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-soup-3.0-3.0.7-0ubuntu1-esm5.md) | Sep 26, 2025 | | Linux | gir1.2-soup-3.0 Ubuntu 24.04.5 LTS (noble) | 3.4.4-5ubuntu0.5 | [gir1.2-soup-3.0 3.4.4-5ubuntu0.5](https://patchblox.com/security/data/fix/linux/ubuntu-noble-gir1.2-soup-3.0-3.4.4-5ubuntu0.5.md) | Sep 26, 2025 | | Linux | gir1.2-soup-3.0 Ubuntu 25.10 (questing) | 3.6.5-3 | [gir1.2-soup-3.0 3.6.5-3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-gir1.2-soup-3.0-3.6.5-3.md) | Sep 26, 2025 | | Linux | libsoup RHEL 8 | 0:2.62.3-10.el8_10 | [RHSA-2025:19714](https://patchblox.com/security/data/fix/linux/rhsa-2025-19714.md) | Nov 4, 2025 | | Linux | libsoup RHEL 9 | 0:2.72.0-12.el9_7.1 | [RHSA-2025:20959](https://patchblox.com/security/data/fix/linux/rhsa-2025-20959.md) | Nov 11, 2025 | | Linux | libsoup almalinux 8 | 2.62.3-10.el8_10 | [ALSA-2025:19714](https://patchblox.com/security/data/fix/linux/alsa-2025-19714.md) | Nov 4, 2025 | | Linux | libsoup almalinux 9 | 2.72.0-12.el9_7.1 | [ALSA-2025:20959](https://patchblox.com/security/data/fix/linux/alsa-2025-20959.md) | Nov 11, 2025 | | Linux | libsoup ol 8 | 0:2.62.3-10.el8_10 | [ELSA-2025-19714](https://patchblox.com/security/data/fix/linux/elsa-2025-19714.md) | Nov 4, 2025 | | Linux | libsoup ol 9 | 0:2.72.0-10.el9_6.3 | [ELSA-2025-19713](https://patchblox.com/security/data/fix/linux/elsa-2025-19713.md) | Nov 4, 2025 | | Linux | libsoup opensuse-leap 15.6 | 3.4.4-150600.3.18.1 | [SUSE-SU-2025:3753-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-3753-1.md) | Oct 23, 2025 | | Linux | libsoup opensuse-leap 16.0 | 3.6.5-160000.3.1 | [OPENSUSE-SU-2026:20142-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20142-1.md) | Jan 30, 2026 | | Linux | libsoup rocky 8 | 0:2.62.3-10.el8_10 | [RLSA-2025:19714](https://patchblox.com/security/data/fix/linux/rlsa-2025-19714.md) | Nov 5, 2025 | | Linux | libsoup rocky 9 | 0:2.72.0-12.el9_7.1 | [RLSA-2025:20959](https://patchblox.com/security/data/fix/linux/rlsa-2025-20959.md) | Nov 21, 2025 | | Linux | libsoup sles 15.6 | 3.4.4-150600.3.18.1 | [SUSE-SU-2025:3753-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-3753-1.md) | Oct 23, 2025 | | Linux | libsoup sles 15.7 | 3.4.4-150600.3.18.1 | [SUSE-SU-2025:3753-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-3753-1.md) | Oct 23, 2025 | | Linux | libsoup sles 16.0 | 3.6.5-160000.3.1 | [SUSE-SU-2026:20212-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-20212-1.md) | Jan 30, 2026 | | Linux | libsoup-2.4-1 Ubuntu 24.04.5 LTS (noble) | 2.74.3-6ubuntu1.6 | [libsoup-2.4-1 2.74.3-6ubuntu1.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libsoup-2.4-1-2.74.3-6ubuntu1.6.md) | Sep 26, 2025 | | Linux | libsoup-2.4-1 Ubuntu 25.10 (questing) | 2.74.3-10.1ubuntu4 | [libsoup-2.4-1 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libsoup-2.4-1-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | libsoup-2.4-1 Ubuntu 26.04.1 LTS (resolute) | 2.74.3-10.1ubuntu4 | [libsoup-2.4-1 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libsoup-2.4-1-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | libsoup-3.0-0 Ubuntu 22.04.1 LTS (jammy) | 3.0.7-0ubuntu1+esm5 | [libsoup-3.0-0 3.0.7-0ubuntu1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libsoup-3.0-0-3.0.7-0ubuntu1-esm5.md) | Sep 26, 2025 | | Linux | libsoup-3.0-0 Ubuntu 24.04.5 LTS (noble) | 3.4.4-5ubuntu0.5 | [libsoup-3.0-0 3.4.4-5ubuntu0.5](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libsoup-3.0-0-3.4.4-5ubuntu0.5.md) | Sep 26, 2025 | | Linux | libsoup-3.0-0 Ubuntu 25.10 (questing) | 3.6.5-3 | [libsoup-3.0-0 3.6.5-3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libsoup-3.0-0-3.6.5-3.md) | Sep 26, 2025 | | Linux | libsoup-3.0-common Ubuntu 22.04.1 LTS (jammy) | 3.0.7-0ubuntu1+esm5 | [libsoup-3.0-common 3.0.7-0ubuntu1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libsoup-3.0-common-3.0.7-0ubuntu1-esm5.md) | Sep 26, 2025 | | Linux | libsoup-3.0-common Ubuntu 24.04.5 LTS (noble) | 3.4.4-5ubuntu0.5 | [libsoup-3.0-common 3.4.4-5ubuntu0.5](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libsoup-3.0-common-3.4.4-5ubuntu0.5.md) | Sep 26, 2025 | | Linux | libsoup-3.0-common Ubuntu 25.10 (questing) | 3.6.5-3 | [libsoup-3.0-common 3.6.5-3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libsoup-3.0-common-3.6.5-3.md) | Sep 26, 2025 | | Linux | libsoup-3.0-tests Ubuntu 22.04.1 LTS (jammy) | 3.0.7-0ubuntu1+esm5 | [libsoup-3.0-tests 3.0.7-0ubuntu1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libsoup-3.0-tests-3.0.7-0ubuntu1-esm5.md) | Sep 26, 2025 | | Linux | libsoup-3.0-tests Ubuntu 24.04.5 LTS (noble) | 3.4.4-5ubuntu0.5 | [libsoup-3.0-tests 3.4.4-5ubuntu0.5](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libsoup-3.0-tests-3.4.4-5ubuntu0.5.md) | Sep 26, 2025 | | Linux | libsoup-3.0-tests Ubuntu 25.10 (questing) | 3.6.5-3 | [libsoup-3.0-tests 3.6.5-3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libsoup-3.0-tests-3.6.5-3.md) | Sep 26, 2025 | | Linux | libsoup-devel RHEL 8 | 0:2.62.3-10.el8_10 | [RHSA-2025:19714](https://patchblox.com/security/data/fix/linux/rhsa-2025-19714.md) | Nov 4, 2025 | | Linux | libsoup-devel RHEL 9 | 0:2.72.0-12.el9_7.1 | [RHSA-2025:20959](https://patchblox.com/security/data/fix/linux/rhsa-2025-20959.md) | Nov 11, 2025 | | Linux | libsoup-devel almalinux 8 | 2.62.3-10.el8_10 | [ALSA-2025:19714](https://patchblox.com/security/data/fix/linux/alsa-2025-19714.md) | Nov 4, 2025 | | Linux | libsoup-devel almalinux 9 | 2.72.0-12.el9_7.1 | [ALSA-2025:20959](https://patchblox.com/security/data/fix/linux/alsa-2025-20959.md) | Nov 11, 2025 | | Linux | libsoup-devel ol 8 | 0:2.62.3-10.el8_10 | [ELSA-2025-19714](https://patchblox.com/security/data/fix/linux/elsa-2025-19714.md) | Nov 4, 2025 | | Linux | libsoup-devel ol 9 | 0:2.72.0-10.el9_6.3 | [ELSA-2025-19713](https://patchblox.com/security/data/fix/linux/elsa-2025-19713.md) | Nov 4, 2025 | | Linux | libsoup-gnome-2.4-1 Ubuntu 24.04.5 LTS (noble) | 2.74.3-6ubuntu1.6 | [libsoup-gnome-2.4-1 2.74.3-6ubuntu1.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libsoup-gnome-2.4-1-2.74.3-6ubuntu1.6.md) | Sep 26, 2025 | | Linux | libsoup-gnome-2.4-1 Ubuntu 25.10 (questing) | 2.74.3-10.1ubuntu4 | [libsoup-gnome-2.4-1 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libsoup-gnome-2.4-1-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | libsoup-gnome-2.4-1 Ubuntu 26.04.1 LTS (resolute) | 2.74.3-10.1ubuntu4 | [libsoup-gnome-2.4-1 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libsoup-gnome-2.4-1-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | libsoup-gnome2.4-1 Ubuntu 18.04.6 LTS (bionic) | 2.62.1-1ubuntu0.4+esm6 | [libsoup-gnome2.4-1 2.62.1-1ubuntu0.4+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libsoup-gnome2.4-1-2.62.1-1ubuntu0.4-esm6.md) | Sep 26, 2025 | | Linux | libsoup-gnome2.4-1 Ubuntu 20.04 LTS (focal) | 2.70.0-1ubuntu0.5+esm1 | [libsoup-gnome2.4-1 2.70.0-1ubuntu0.5+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsoup-gnome2.4-1-2.70.0-1ubuntu0.5-esm1.md) | Sep 26, 2025 | | Linux | libsoup-gnome2.4-1 Ubuntu 22.04.1 LTS (jammy) | 2.74.2-3ubuntu0.6 | [libsoup-gnome2.4-1 2.74.2-3ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libsoup-gnome2.4-1-2.74.2-3ubuntu0.6.md) | Sep 26, 2025 | | Linux | libsoup2.4-1 Ubuntu 18.04.6 LTS (bionic) | 2.62.1-1ubuntu0.4+esm6 | [libsoup2.4-1 2.62.1-1ubuntu0.4+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libsoup2.4-1-2.62.1-1ubuntu0.4-esm6.md) | Sep 26, 2025 | | Linux | libsoup2.4-1 Ubuntu 20.04 LTS (focal) | 2.70.0-1ubuntu0.5+esm1 | [libsoup2.4-1 2.70.0-1ubuntu0.5+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsoup2.4-1-2.70.0-1ubuntu0.5-esm1.md) | Sep 26, 2025 | | Linux | libsoup2.4-1 Ubuntu 22.04.1 LTS (jammy) | 2.74.2-3ubuntu0.6 | [libsoup2.4-1 2.74.2-3ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libsoup2.4-1-2.74.2-3ubuntu0.6.md) | Sep 26, 2025 | | Linux | libsoup2.4-common Ubuntu 22.04.1 LTS (jammy) | 2.74.2-3ubuntu0.6 | [libsoup2.4-common 2.74.2-3ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libsoup2.4-common-2.74.2-3ubuntu0.6.md) | Sep 26, 2025 | | Linux | libsoup2.4-common Ubuntu 24.04.5 LTS (noble) | 2.74.3-6ubuntu1.6 | [libsoup2.4-common 2.74.3-6ubuntu1.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libsoup2.4-common-2.74.3-6ubuntu1.6.md) | Sep 26, 2025 | | Linux | libsoup2.4-common Ubuntu 25.10 (questing) | 2.74.3-10.1ubuntu4 | [libsoup2.4-common 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libsoup2.4-common-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | libsoup2.4-common Ubuntu 26.04.1 LTS (resolute) | 2.74.3-10.1ubuntu4 | [libsoup2.4-common 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libsoup2.4-common-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | libsoup2.4-tests Ubuntu 20.04 LTS (focal) | 2.70.0-1ubuntu0.5+esm1 | [libsoup2.4-tests 2.70.0-1ubuntu0.5+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsoup2.4-tests-2.70.0-1ubuntu0.5-esm1.md) | Sep 26, 2025 | | Linux | libsoup2.4-tests Ubuntu 22.04.1 LTS (jammy) | 2.74.2-3ubuntu0.6 | [libsoup2.4-tests 2.74.2-3ubuntu0.6](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libsoup2.4-tests-2.74.2-3ubuntu0.6.md) | Sep 26, 2025 | | Linux | libsoup2.4-tests Ubuntu 24.04.5 LTS (noble) | 2.74.3-6ubuntu1.6 | [libsoup2.4-tests 2.74.3-6ubuntu1.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libsoup2.4-tests-2.74.3-6ubuntu1.6.md) | Sep 26, 2025 | | Linux | libsoup2.4-tests Ubuntu 25.10 (questing) | 2.74.3-10.1ubuntu4 | [libsoup2.4-tests 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libsoup2.4-tests-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | libsoup2.4-tests Ubuntu 26.04.1 LTS (resolute) | 2.74.3-10.1ubuntu4 | [libsoup2.4-tests 2.74.3-10.1ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libsoup2.4-tests-2.74.3-10.1ubuntu4.md) | Sep 26, 2025 | | Linux | libsoup3 RHEL 10 | 3.6.5-3.el10_1.6 | [RHSA-2025:21032](https://patchblox.com/security/data/fix/linux/rhsa-2025-21032.md) | Sep 26, 2025 | | Linux | libsoup3 almalinux 10 | 3.6.5-3.el10_1.6 | [ALSA-2025:21032](https://patchblox.com/security/data/fix/linux/alsa-2025-21032.md) | Nov 11, 2025 | | Linux | libsoup3 amzn 2023 | 3.6.5-53.amzn2023 | [ALAS2023-2025-1288](https://patchblox.com/security/data/fix/linux/alas2023-2025-1288.md) | Dec 8, 2025 | | Linux | libsoup3 ol 10 | 0:3.6.5-3.el10_0.7 | [ELSA-2025-18183](https://patchblox.com/security/data/fix/linux/elsa-2025-18183.md) | Oct 16, 2025 | | Linux | libsoup3 rocky 10 | 0:3.6.5-3.el10_1.6 | [RLSA-2025:21032](https://patchblox.com/security/data/fix/linux/rlsa-2025-21032.md) | Nov 21, 2025 | | Linux | libsoup3-debuginfo amzn 2023 | 3.6.5-53.amzn2023 | [ALAS2023-2025-1288](https://patchblox.com/security/data/fix/linux/alas2023-2025-1288.md) | Dec 8, 2025 | | Linux | libsoup3-debugsource amzn 2023 | 3.6.5-53.amzn2023 | [ALAS2023-2025-1288](https://patchblox.com/security/data/fix/linux/alas2023-2025-1288.md) | Dec 8, 2025 | | Linux | libsoup3-devel almalinux 10 | 3.6.5-3.el10_1.6 | [ALSA-2025:21032](https://patchblox.com/security/data/fix/linux/alsa-2025-21032.md) | Nov 11, 2025 | | Linux | libsoup3-devel amzn 2023 | 3.6.5-53.amzn2023 | [ALAS2023-2025-1288](https://patchblox.com/security/data/fix/linux/alas2023-2025-1288.md) | Dec 8, 2025 | | Linux | libsoup3-devel ol 10 | 0:3.6.5-3.el10_0.7 | [ELSA-2025-18183](https://patchblox.com/security/data/fix/linux/elsa-2025-18183.md) | Oct 16, 2025 | | Linux | libsoup3-doc almalinux 10 | 3.6.5-3.el10_1.6 | [ALSA-2025:21032](https://patchblox.com/security/data/fix/linux/alsa-2025-21032.md) | Nov 11, 2025 | | Linux | libsoup3-doc amzn 2023 | 3.6.5-53.amzn2023 | [ALAS2023-2025-1288](https://patchblox.com/security/data/fix/linux/alas2023-2025-1288.md) | Dec 8, 2025 | | Linux | libsoup3-doc ol 10 | 0:3.6.5-3.el10_0.7 | [ELSA-2025-18183](https://patchblox.com/security/data/fix/linux/elsa-2025-18183.md) | Oct 16, 2025 | --- Data as of 2026-11-09T07:25:28Z UTC. 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