# sssd-krb5 security updates Patch Radar has 51 security fixes for sssd-krb5, closing 13 CVEs. The newest security fix is ELSA-2026-77534 (0:2.12.0-3.0.1.el10_2.2), released October 8, 2026. - Web page: https://patchblox.com/security/product/linux/sssd-krb5 - Platform: Linux - Supported: yes ## Security fixes, newest first | Fix | Released | Fixed in | Priority | CVEs | Exploited | |---|---|---|---|---:|---:| | [ELSA-2026-77534](https://patchblox.com/security/data/fix/linux/elsa-2026-77534.md) | Oct 8, 2026 | ol 10 0:2.12.0-3.0.1.el10_2.2 | High | 1 | 0 | | [ALSA-2026:77534](https://patchblox.com/security/data/fix/linux/alsa-2026-77534.md) | Oct 7, 2026 | almalinux 10 2.12.0-3.el10_2.2 | High | 1 | 0 | | [sssd-krb5 1.16.1-1ubuntu1.8+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-krb5-1.16.1-1ubuntu1.8-esm1.md) | Aug 4, 2026 | Ubuntu 18.04.6 LTS (bionic) 1.16.1-1ubuntu1.8+esm1 | Routine | 1 | 0 | | [sssd-krb5 2.12.0-1ubuntu5.4](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-sssd-krb5-2.12.0-1ubuntu5.4.md) | Aug 4, 2026 | Ubuntu 26.04.1 LTS (resolute) 2.12.0-1ubuntu5.4 | Routine | 1 | 0 | | [sssd-krb5 2.2.3-3ubuntu0.13+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-krb5-2.2.3-3ubuntu0.13-esm1.md) | Aug 4, 2026 | Ubuntu 20.04 LTS (focal) 2.2.3-3ubuntu0.13+esm1 | Routine | 1 | 0 | | [sssd-krb5 2.6.3-1ubuntu3.9](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-sssd-krb5-2.6.3-1ubuntu3.9.md) | Aug 4, 2026 | Ubuntu 22.04.1 LTS (jammy) 2.6.3-1ubuntu3.9 | Routine | 1 | 0 | | [sssd-krb5 2.9.4-1.1ubuntu6.8](https://patchblox.com/security/data/fix/linux/ubuntu-noble-sssd-krb5-2.9.4-1.1ubuntu6.8.md) | Aug 4, 2026 | Ubuntu 24.04.5 LTS (noble) 2.9.4-1.1ubuntu6.8 | Routine | 1 | 0 | | [RHSA-2026:46990](https://patchblox.com/security/data/fix/linux/rhsa-2026-46990.md) | Jul 28, 2026 | RHEL 8 0:2.9.4-5.el8_10.5 | High | 2 | 0 | | [ALSA-2026:46990](https://patchblox.com/security/data/fix/linux/alsa-2026-46990.md) | Jul 28, 2026 | almalinux 8 2.9.4-5.el8_10.5 | High | 2 | 0 | | [ELSA-2026-46990](https://patchblox.com/security/data/fix/linux/elsa-2026-46990.md) | Jul 28, 2026 | ol 8 0:2.9.4-5.0.2.el8_10.5 | High | 2 | 0 | | [ELSA-2026-42122](https://patchblox.com/security/data/fix/linux/elsa-2026-42122.md) | Jul 22, 2026 | ol 9 0:2.9.8-4.0.1.el9_8.1 | High | 2 | 0 | | [RHSA-2026:42122](https://patchblox.com/security/data/fix/linux/rhsa-2026-42122.md) | Jul 21, 2026 | RHEL 9 0:2.9.8-4.el9_8.1 | High | 2 | 0 | | [ALAS2023-2026-1984](https://patchblox.com/security/data/fix/linux/alas2023-2026-1984.md) | Jul 20, 2026 | amzn 2023 2.9.4-1.amzn2023.0.4 | High | 4 | 0 | | [ALSA-2026:41937](https://patchblox.com/security/data/fix/linux/alsa-2026-41937.md) | Jul 20, 2026 | almalinux 10 2.12.0-3.el10_2.1 | High | 2 | 0 | | [ALSA-2026:42122](https://patchblox.com/security/data/fix/linux/alsa-2026-42122.md) | Jul 20, 2026 | almalinux 9 2.9.8-4.el9_8.1 | High | 2 | 0 | | [ELSA-2026-41937](https://patchblox.com/security/data/fix/linux/elsa-2026-41937.md) | Jul 20, 2026 | ol 10 0:2.12.0-3.0.1.el10_2.1 | High | 2 | 0 | | [FEDORA-2026-9AB663DCD4](https://patchblox.com/security/data/fix/linux/fedora-2026-9ab663dcd4.md) | Jul 9, 2026 | Fedora 43 2.12.0-3.fc43 | High | 3 | 0 | | [sssd-krb5 2.12.0-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-sssd-krb5-2.12.0-1ubuntu5.3.md) | Jun 30, 2026 | Ubuntu 26.04.1 LTS (resolute) 2.12.0-1ubuntu5.3 | Routine | 1 | 0 | | [sssd-krb5 2.6.3-1ubuntu3.8](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-sssd-krb5-2.6.3-1ubuntu3.8.md) | Jun 30, 2026 | Ubuntu 22.04.1 LTS (jammy) 2.6.3-1ubuntu3.8 | Routine | 1 | 0 | | [sssd-krb5 2.9.4-1.1ubuntu6.7](https://patchblox.com/security/data/fix/linux/ubuntu-noble-sssd-krb5-2.9.4-1.1ubuntu6.7.md) | Jun 30, 2026 | Ubuntu 24.04.5 LTS (noble) 2.9.4-1.1ubuntu6.7 | Routine | 1 | 0 | | [sssd-krb5 2.10.1-2ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-sssd-krb5-2.10.1-2ubuntu5.2.md) | Apr 15, 2026 | Ubuntu 25.10 (questing) 2.10.1-2ubuntu5.2 | Routine | 1 | 0 | | [sssd-krb5 2.12.0-1ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-sssd-krb5-2.12.0-1ubuntu5.1.md) | Apr 15, 2026 | Ubuntu 26.04.1 LTS (resolute) 2.12.0-1ubuntu5.1 | Routine | 1 | 0 | | [sssd-krb5 2.9.4-1.1ubuntu6.5](https://patchblox.com/security/data/fix/linux/ubuntu-noble-sssd-krb5-2.9.4-1.1ubuntu6.5.md) | Apr 15, 2026 | Ubuntu 24.04.5 LTS (noble) 2.9.4-1.1ubuntu6.5 | Routine | 1 | 0 | | [sssd-krb5 2.9.4-1.1ubuntu7](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-sssd-krb5-2.9.4-1.1ubuntu7.md) | Jan 16, 2026 | Ubuntu 25.04 (plucky) 2.9.4-1.1ubuntu7 | High | 1 | 0 | | [sssd-krb5 2.9.4-1.1ubuntu7](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-sssd-krb5-2.9.4-1.1ubuntu7.md) | Jan 16, 2026 | Ubuntu 24.10 (oracular) 2.9.4-1.1ubuntu7 | High | 1 | 0 | | [ELSA-2025-20954](https://patchblox.com/security/data/fix/linux/elsa-2025-20954.md) | Nov 25, 2025 | ol 9 0:2.9.7-4.0.1.el9_7.1 | High | 1 | 0 | | [ALSA-2025:20954](https://patchblox.com/security/data/fix/linux/alsa-2025-20954.md) | Nov 11, 2025 | almalinux 9 2.9.7-4.el9_7.1 | High | 1 | 0 | | [RHSA-2025:20954](https://patchblox.com/security/data/fix/linux/rhsa-2025-20954.md) | Nov 11, 2025 | RHEL 9 0:2.9.7-4.el9_7.1 | High | 1 | 0 | | [ELSA-2025-19851](https://patchblox.com/security/data/fix/linux/elsa-2025-19851.md) | Nov 6, 2025 | ol 10 0:2.10.2-3.0.1.el10_0.3 | High | 1 | 0 | | [ALSA-2025:19610](https://patchblox.com/security/data/fix/linux/alsa-2025-19610.md) | Nov 4, 2025 | almalinux 8 2.9.4-5.el8_10.3 | High | 1 | 0 | | [ELSA-2025-19610](https://patchblox.com/security/data/fix/linux/elsa-2025-19610.md) | Nov 4, 2025 | ol 8 0:2.9.4-5.0.2.el8_10.3 | High | 1 | 0 | | [RHSA-2025:19610](https://patchblox.com/security/data/fix/linux/rhsa-2025-19610.md) | Nov 4, 2025 | RHEL 8 0:2.9.4-5.el8_10.3 | High | 1 | 0 | | [ALAS2023-2025-1249](https://patchblox.com/security/data/fix/linux/alas2023-2025-1249.md) | Oct 27, 2025 | amzn 2023 2.9.4-1.amzn2023.0.3 | High | 1 | 0 | | [ALAS2023-2024-648](https://patchblox.com/security/data/fix/linux/alas2023-2024-648.md) | Jun 19, 2024 | amzn 2023 2.9.4-1.amzn2023.0.2 | High | 1 | 0 | | [ELSA-2024-3270](https://patchblox.com/security/data/fix/linux/elsa-2024-3270.md) | May 29, 2024 | ol 8 0:2.9.4-3.0.1.el8_10 | High | 1 | 0 | | [ALSA-2024:3270](https://patchblox.com/security/data/fix/linux/alsa-2024-3270.md) | May 22, 2024 | almalinux 8 2.9.4-3.el8_10 | High | 1 | 0 | | [RHSA-2024:3270](https://patchblox.com/security/data/fix/linux/rhsa-2024-3270.md) | May 22, 2024 | RHEL 8 0:2.9.4-3.el8_10 | High | 1 | 0 | | [ELSA-2024-2571](https://patchblox.com/security/data/fix/linux/elsa-2024-2571.md) | May 7, 2024 | ol 9 0:2.9.4-6.0.1.el9_4 | High | 1 | 0 | | [ALSA-2024:2571](https://patchblox.com/security/data/fix/linux/alsa-2024-2571.md) | Apr 30, 2024 | almalinux 9 2.9.4-6.el9_4 | High | 1 | 0 | | [RHSA-2024:2571](https://patchblox.com/security/data/fix/linux/rhsa-2024-2571.md) | Apr 30, 2024 | RHEL 9 0:2.9.4-6.el9_4 | High | 1 | 0 | | [sssd-krb5 2.2.3-3ubuntu0.13](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-krb5-2.2.3-3ubuntu0.13.md) | Apr 18, 2024 | Ubuntu 20.04 LTS (focal) 2.2.3-3ubuntu0.13 | High | 1 | 0 | | [sssd-krb5 2.6.3-1ubuntu3.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-sssd-krb5-2.6.3-1ubuntu3.3.md) | Apr 18, 2024 | Ubuntu 22.04.1 LTS (jammy) 2.6.3-1ubuntu3.3 | High | 1 | 0 | | [sssd-krb5 2.9.4-1.1ubuntu6.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-sssd-krb5-2.9.4-1.1ubuntu6.1.md) | Apr 18, 2024 | Ubuntu 24.04.5 LTS (noble) 2.9.4-1.1ubuntu6.1 | High | 1 | 0 | | [sssd-krb5 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-krb5-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 | Ubuntu 20.04 LTS (focal) 2.2.3-3ubuntu0.11 | High | 1 | 0 | | [ELSA-2021-3151](https://patchblox.com/security/data/fix/linux/elsa-2021-3151.md) | Aug 17, 2021 | ol 8 0:2.4.0-9.0.1.el8_4.2 | High | 1 | 0 | | [RHSA-2021:3151](https://patchblox.com/security/data/fix/linux/rhsa-2021-3151.md) | Aug 16, 2021 | RHEL 8 0:2.4.0-9.el8_4.2 | High | 1 | 0 | | [sssd-krb5 1.16.1-1ubuntu1.8](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-sssd-krb5-1.16.1-1ubuntu1.8.md) | Aug 15, 2021 | Ubuntu 18.04.6 LTS (bionic) 1.16.1-1ubuntu1.8 | High | 4 | 0 | | [sssd-krb5 2.2.3-3ubuntu0.7](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-krb5-2.2.3-3ubuntu0.7.md) | Aug 15, 2021 | Ubuntu 20.04 LTS (focal) 2.2.3-3ubuntu0.7 | High | 1 | 0 | | [sssd-krb5 2.4.1-2ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-sssd-krb5-2.4.1-2ubuntu4.md) | Aug 15, 2021 | Ubuntu 22.04.1 LTS (jammy) 2.4.1-2ubuntu4 | High | 1 | 0 | | [ELSA-2019-3651](https://patchblox.com/security/data/fix/linux/elsa-2019-3651.md) | Nov 14, 2019 | ol 8 0:2.2.0-19.el8 | Routine | 1 | 0 | | [RHSA-2019:3651](https://patchblox.com/security/data/fix/linux/rhsa-2019-3651.md) | Nov 5, 2019 | RHEL 8 0:2.2.0-19.el8 | Routine | 1 | 0 | --- Data as of 2026-11-07T18:46:35Z UTC. 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