# glibc-devel security updates

Patch Radar has 104 security fixes for glibc-devel, closing 52 CVEs, 1 of which is being exploited. The newest security fix is ELSA-2026-84753 (0:2.39-145.0.1.el10_2), released November 7, 2026.

- Web page: https://patchblox.com/security/product/linux/glibc-devel
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [ELSA-2026-84753](https://patchblox.com/security/data/fix/linux/elsa-2026-84753.md) | Nov 7, 2026 | ol 10 0:2.39-145.0.1.el10_2 | High | 4 | 0 |
| [ELSA-2026-76781](https://patchblox.com/security/data/fix/linux/elsa-2026-76781.md) | Nov 7, 2026 | ol 10 0:2.39-145.0.1.el10_2 | High | 4 | 0 |
| [ELSA-2026-95618](https://patchblox.com/security/data/fix/linux/elsa-2026-95618.md) | Nov 7, 2026 | ol 9 0:2.34-284.0.1.el9_8.4 | High | 4 | 0 |
| [ELSA-2026-79281](https://patchblox.com/security/data/fix/linux/elsa-2026-79281.md) | Nov 7, 2026 | ol 9 0:2.34-283.0.1.el9_8 | Routine | 6 | 0 |
| [ELSA-2026-80798](https://patchblox.com/security/data/fix/linux/elsa-2026-80798.md) | Nov 7, 2026 | ol 8 0:2.28-251.0.5.el8_10.48 | Routine | 4 | 0 |
| [ELSA-2026-76777](https://patchblox.com/security/data/fix/linux/elsa-2026-76777.md) | Nov 7, 2026 | ol 8 0:2.28-251.0.5.el8_10.48 | Routine | 2 | 0 |
| [ALSA-2026:95618](https://patchblox.com/security/data/fix/linux/alsa-2026-95618.md) | Nov 7, 2026 | almalinux 9 2.34-284.el9_8.4 | High | 4 | 0 |
| [ALSA-2026:80798](https://patchblox.com/security/data/fix/linux/alsa-2026-80798.md) | Nov 7, 2026 | almalinux 8 2.28-251.el8_10.48 | Routine | 4 | 0 |
| [ALSA-2026:84753](https://patchblox.com/security/data/fix/linux/alsa-2026-84753.md) | Nov 7, 2026 | almalinux 10 2.39-145.el10_2.alma.1 | High | 4 | 0 |
| [RHSA-2026:80798](https://patchblox.com/security/data/fix/linux/rhsa-2026-80798.md) | Oct 13, 2026 | RHEL 8 0:2.28-251.el8_10.48 | Routine | 4 | 0 |
| [RHSA-2026:79281](https://patchblox.com/security/data/fix/linux/rhsa-2026-79281.md) | Oct 9, 2026 | RHEL 9 0:2.34-283.el9_8 | Routine | 6 | 0 |
| [ALSA-2026:79281](https://patchblox.com/security/data/fix/linux/alsa-2026-79281.md) | Oct 8, 2026 | almalinux 9 2.34-283.el9_8 | Routine | 6 | 0 |
| [RHSA-2026:76777](https://patchblox.com/security/data/fix/linux/rhsa-2026-76777.md) | Oct 7, 2026 | RHEL 8 0:2.28-251.el8_10.43 | Routine | 2 | 0 |
| [ALSA-2026:76781](https://patchblox.com/security/data/fix/linux/alsa-2026-76781.md) | Oct 6, 2026 | almalinux 10 2.39-142.el10_2.alma.1 | High | 4 | 0 |
| [ALSA-2026:76777](https://patchblox.com/security/data/fix/linux/alsa-2026-76777.md) | Oct 6, 2026 | almalinux 8 2.28-251.el8_10.43 | Routine | 2 | 0 |
| [ELSA-2026-42694](https://patchblox.com/security/data/fix/linux/elsa-2026-42694.md) | Sep 7, 2026 | ol 10 0:2.39-128.0.1.el10_2 | High | 3 | 0 |
| [RHSA-2026:42952](https://patchblox.com/security/data/fix/linux/rhsa-2026-42952.md) | Jul 23, 2026 | RHEL 9 0:2.34-274.el9_8 | High | 3 | 0 |
| [ELSA-2026-42733](https://patchblox.com/security/data/fix/linux/elsa-2026-42733.md) | Jul 23, 2026 | ol 8 0:2.28-251.0.4.el8_10.40 | High | 3 | 0 |
| [RHSA-2026:42733](https://patchblox.com/security/data/fix/linux/rhsa-2026-42733.md) | Jul 22, 2026 | RHEL 8 0:2.28-251.el8_10.40 | High | 3 | 0 |
| [ELSA-2026-42952](https://patchblox.com/security/data/fix/linux/elsa-2026-42952.md) | Jul 22, 2026 | ol 9 0:2.34-274.0.1.el9_8 | High | 3 | 0 |
| [ALSA-2026:42694](https://patchblox.com/security/data/fix/linux/alsa-2026-42694.md) | Jul 21, 2026 | almalinux 10 2.39-128.el10_2.alma.1 | High | 3 | 0 |
| [ALSA-2026:42733](https://patchblox.com/security/data/fix/linux/alsa-2026-42733.md) | Jul 21, 2026 | almalinux 8 2.28-251.el8_10.40 | High | 3 | 0 |
| [ALSA-2026:42952](https://patchblox.com/security/data/fix/linux/alsa-2026-42952.md) | Jul 21, 2026 | almalinux 9 2.34-274.el9_8 | High | 3 | 0 |
| [ELSA-2026-18139](https://patchblox.com/security/data/fix/linux/elsa-2026-18139.md) | Jul 20, 2026 | ol 10 0:2.39-126.0.1.el10_2 | High | 1 | 0 |
| [ELSA-2026-20594](https://patchblox.com/security/data/fix/linux/elsa-2026-20594.md) | Jul 20, 2026 | ol 10 0:2.39-126.0.1.el10_2 | High | 1 | 0 |
| [ELSA-2026-33092](https://patchblox.com/security/data/fix/linux/elsa-2026-33092.md) | Jul 16, 2026 | ol 10 0:2.39-126.0.1.el10_2 | High | 1 | 0 |
| [ELSA-2026-33126](https://patchblox.com/security/data/fix/linux/elsa-2026-33126.md) | Jul 14, 2026 | ol 8 0:2.28-251.0.4.el8_10.38 | High | 1 | 0 |
| [ELSA-2026-19061](https://patchblox.com/security/data/fix/linux/elsa-2026-19061.md) | Jul 8, 2026 | ol 10 0:2.39-121.0.1.el10_2 | High | 2 | 0 |
| [RHSA-2026:33226](https://patchblox.com/security/data/fix/linux/rhsa-2026-33226.md) | Jun 30, 2026 | RHEL 9 0:2.34-272.el9_8 | High | 1 | 0 |
| [RHSA-2026:33126](https://patchblox.com/security/data/fix/linux/rhsa-2026-33126.md) | Jun 30, 2026 | RHEL 8 0:2.28-251.el8_10.38 | High | 1 | 0 |
| [ELSA-2026-33226](https://patchblox.com/security/data/fix/linux/elsa-2026-33226.md) | Jun 30, 2026 | ol 9 0:2.34-272.0.1.el9_8 | High | 1 | 0 |
| [ALSA-2026:33092](https://patchblox.com/security/data/fix/linux/alsa-2026-33092.md) | Jun 29, 2026 | almalinux 10 2.39-126.el10_2.alma.1 | High | 1 | 0 |
| [ALSA-2026:33126](https://patchblox.com/security/data/fix/linux/alsa-2026-33126.md) | Jun 29, 2026 | almalinux 8 2.28-251.el8_10.38 | High | 1 | 0 |
| [ALSA-2026:33226](https://patchblox.com/security/data/fix/linux/alsa-2026-33226.md) | Jun 29, 2026 | almalinux 9 2.34-272.el9_8 | High | 1 | 0 |
| [ELSA-2026-20597](https://patchblox.com/security/data/fix/linux/elsa-2026-20597.md) | Jun 23, 2026 | ol 9 0:2.34-270.0.1.el9_8 | High | 3 | 0 |
| [RHSA-2026:20597](https://patchblox.com/security/data/fix/linux/rhsa-2026-20597.md) | May 27, 2026 | RHEL 9 0:2.34-270.el9_8 | High | 3 | 0 |
| [RHSA-2026:20587](https://patchblox.com/security/data/fix/linux/rhsa-2026-20587.md) | May 27, 2026 | RHEL 8 0:2.28-251.el8_10.37 | High | 1 | 0 |
| [ALSA-2026:20597](https://patchblox.com/security/data/fix/linux/alsa-2026-20597.md) | May 26, 2026 | almalinux 9 2.34-270.el9_8 | High | 3 | 0 |
| [ALSA-2026:20587](https://patchblox.com/security/data/fix/linux/alsa-2026-20587.md) | May 26, 2026 | almalinux 8 2.28-251.el8_10.37 | High | 1 | 0 |
| [ALSA-2026:20594](https://patchblox.com/security/data/fix/linux/alsa-2026-20594.md) | May 26, 2026 | almalinux 10 2.39-124.el10_2.alma.1 | High | 1 | 0 |
| [ELSA-2026-20587](https://patchblox.com/security/data/fix/linux/elsa-2026-20587.md) | May 26, 2026 | ol 8 0:2.28-251.0.4.el8_10.37 | High | 1 | 0 |
| [ALSA-2026:19061](https://patchblox.com/security/data/fix/linux/alsa-2026-19061.md) | May 19, 2026 | almalinux 10 2.39-121.el10_2.alma.1 | High | 2 | 0 |
| [ALAS2023-2026-1622](https://patchblox.com/security/data/fix/linux/alas2023-2026-1622.md) | Apr 27, 2026 | amzn 2023 2.34-231.amzn2023.0.4 | High | 1 | 0 |
| [RHSA-2026:4772](https://patchblox.com/security/data/fix/linux/rhsa-2026-4772.md) | Apr 15, 2026 | RHEL 8 0:2.28-251.el8_10.31 | High | 2 | 0 |
| [ELSA-2026-4772](https://patchblox.com/security/data/fix/linux/elsa-2026-4772.md) | Mar 19, 2026 | ol 8 0:2.28-251.0.4.el8_10.31 | High | 2 | 0 |
| [ALSA-2026:2786](https://patchblox.com/security/data/fix/linux/alsa-2026-2786.md) | Feb 17, 2026 | almalinux 9 2.34-231.el9_7.10 | High | 3 | 0 |
| [ELSA-2026-2786](https://patchblox.com/security/data/fix/linux/elsa-2026-2786.md) | Feb 17, 2026 | ol 9 0:2.34-231.0.1.el9_7.10 | High | 3 | 0 |
| [ELSA-2026-1334](https://patchblox.com/security/data/fix/linux/elsa-2026-1334.md) | Jan 27, 2026 | ol 10 0:2.39-58.0.1.el10_1.7 | High | 2 | 0 |
| [ALAS2023-2025-1179](https://patchblox.com/security/data/fix/linux/alas2023-2025-1179.md) | Sep 10, 2025 | amzn 2023 2.34-231.amzn2023.0.1 | Routine | 1 | 0 |
| [ELSA-2025-13240](https://patchblox.com/security/data/fix/linux/elsa-2025-13240.md) | Aug 7, 2025 | ol 10 0:2.39-46.0.1.el10_0 | Routine | 1 | 0 |
| [ALSA-2025:12980](https://patchblox.com/security/data/fix/linux/alsa-2025-12980.md) | Aug 5, 2025 | almalinux 8 2.28-251.el8_10.25 | Routine | 1 | 0 |
| [ELSA-2025-12748](https://patchblox.com/security/data/fix/linux/elsa-2025-12748.md) | Aug 5, 2025 | ol 9 0:2.34-168.0.1.el9_6.23 | Routine | 1 | 0 |
| [ELSA-2025-12980](https://patchblox.com/security/data/fix/linux/elsa-2025-12980.md) | Aug 5, 2025 | ol 8 0:2.28-251.0.3.el8_10.25 | Routine | 1 | 0 |
| [RHSA-2025:12980](https://patchblox.com/security/data/fix/linux/rhsa-2025-12980.md) | Aug 5, 2025 | RHEL 8 0:2.28-251.el8_10.25 | Routine | 1 | 0 |
| [RHSA-2025:12748](https://patchblox.com/security/data/fix/linux/rhsa-2025-12748.md) | Aug 4, 2025 | RHEL 9 0:2.34-168.el9_6.23 | Routine | 1 | 0 |
| [ELSA-2025-11066](https://patchblox.com/security/data/fix/linux/elsa-2025-11066.md) | Jul 15, 2025 | ol 10 0:2.39-43.0.1.el10_0 | Routine | 1 | 0 |
| [ALSA-2025:9877](https://patchblox.com/security/data/fix/linux/alsa-2025-9877.md) | Jun 30, 2025 | almalinux 9 2.34-168.el9_6.20 | Routine | 1 | 0 |
| [ELSA-2025-9877](https://patchblox.com/security/data/fix/linux/elsa-2025-9877.md) | Jun 30, 2025 | ol 9 0:2.34-168.0.1.el9_6.20 | Routine | 1 | 0 |
| [RHSA-2025:9877](https://patchblox.com/security/data/fix/linux/rhsa-2025-9877.md) | Jun 30, 2025 | RHEL 9 0:2.34-168.el9_6.20 | Routine | 1 | 0 |
| [ELSA-2025-8686](https://patchblox.com/security/data/fix/linux/elsa-2025-8686.md) | Jun 10, 2025 | ol 8 0:2.28-251.0.3.el8_10.22 | High | 1 | 0 |
| [ALSA-2025:8655](https://patchblox.com/security/data/fix/linux/alsa-2025-8655.md) | Jun 9, 2025 | almalinux 9 2.34-168.el9_6.19 | High | 1 | 0 |
| [ALSA-2025:8686](https://patchblox.com/security/data/fix/linux/alsa-2025-8686.md) | Jun 9, 2025 | almalinux 8 2.28-251.el8_10.22 | High | 1 | 0 |
| [ELSA-2025-8655](https://patchblox.com/security/data/fix/linux/elsa-2025-8655.md) | Jun 9, 2025 | ol 9 0:2.34-168.0.1.el9_6.19 | High | 1 | 0 |
| [RHSA-2025:8655](https://patchblox.com/security/data/fix/linux/rhsa-2025-8655.md) | Jun 9, 2025 | RHEL 9 0:2.34-168.el9_6.19 | High | 1 | 0 |
| [RHSA-2025:8686](https://patchblox.com/security/data/fix/linux/rhsa-2025-8686.md) | Jun 9, 2025 | RHEL 8 0:2.28-251.el8_10.22 | High | 1 | 0 |
| [ALAS2023-2025-1001](https://patchblox.com/security/data/fix/linux/alas2023-2025-1001.md) | Jun 4, 2025 | amzn 2023 2.34-196.amzn2023.0.1 | High | 1 | 0 |
| [ALAS2023-2025-988](https://patchblox.com/security/data/fix/linux/alas2023-2025-988.md) | May 21, 2025 | amzn 2023 2.34-181.amzn2023.0.1 | High | 6 | 0 |
| [ALSA-2025:4244](https://patchblox.com/security/data/fix/linux/alsa-2025-4244.md) | Apr 28, 2025 | almalinux 9 2.34-125.el9_5.8.alma.1 | Routine | 1 | 0 |
| [ELSA-2025-4244](https://patchblox.com/security/data/fix/linux/elsa-2025-4244.md) | Apr 28, 2025 | ol 9 0:2.34-125.0.1.el9_5.8 | Routine | 1 | 0 |
| [RHSA-2025:4244](https://patchblox.com/security/data/fix/linux/rhsa-2025-4244.md) | Apr 28, 2025 | RHEL 9 0:2.34-125.el9_5.8 | Routine | 1 | 0 |
| [ALSA-2025:3828](https://patchblox.com/security/data/fix/linux/alsa-2025-3828.md) | Apr 14, 2025 | almalinux 8 2.28-251.el8_10.16 | Routine | 1 | 0 |
| [ELSA-2025-3828](https://patchblox.com/security/data/fix/linux/elsa-2025-3828.md) | Apr 14, 2025 | ol 8 0:2.28-251.0.3.el8_10.16 | Routine | 1 | 0 |
| [RHSA-2025:3828](https://patchblox.com/security/data/fix/linux/rhsa-2025-3828.md) | Apr 14, 2025 | RHEL 8 0:2.28-251.el8_10.16 | Routine | 1 | 0 |
| [ELSA-2024-3339](https://patchblox.com/security/data/fix/linux/elsa-2024-3339.md) | May 29, 2024 | ol 9 0:2.34-100.0.1.el9_4.2 | High | 5 | 0 |
| [ELSA-2024-3344](https://patchblox.com/security/data/fix/linux/elsa-2024-3344.md) | May 29, 2024 | ol 8 0:2.28-251.0.2.el8_10.2 | High | 4 | 0 |
| [ALSA-2024:3339](https://patchblox.com/security/data/fix/linux/alsa-2024-3339.md) | May 23, 2024 | almalinux 9 2.34-100.el9_4.2 | High | 5 | 0 |
| [RHSA-2024:3339](https://patchblox.com/security/data/fix/linux/rhsa-2024-3339.md) | May 23, 2024 | RHEL 9 0:2.34-100.el9_4.2 | High | 5 | 0 |
| [ALSA-2024:3344](https://patchblox.com/security/data/fix/linux/alsa-2024-3344.md) | May 23, 2024 | almalinux 8 2.28-251.el8_10.2 | High | 4 | 0 |
| [RHSA-2024:3344](https://patchblox.com/security/data/fix/linux/rhsa-2024-3344.md) | May 23, 2024 | RHEL 8 0:2.28-251.el8_10.2 | High | 4 | 0 |
| [ALSA-2024:3269](https://patchblox.com/security/data/fix/linux/alsa-2024-3269.md) | May 22, 2024 | almalinux 8 2.28-251.el8_10.1 | High | 1 | 0 |
| [RHSA-2024:3269](https://patchblox.com/security/data/fix/linux/rhsa-2024-3269.md) | May 22, 2024 | RHEL 8 0:2.28-251.el8_10.1 | High | 1 | 0 |
| [ELSA-2024-2722](https://patchblox.com/security/data/fix/linux/elsa-2024-2722.md) | May 8, 2024 | ol 8 0:2.28-236.0.1.el8_9.13 | High | 1 | 0 |
| [ALAS2023-2024-589](https://patchblox.com/security/data/fix/linux/alas2023-2024-589.md) | Apr 25, 2024 | amzn 2023 2.34-52.amzn2023.0.10 | High | 1 | 0 |
| [ELSA-2023-5455](https://patchblox.com/security/data/fix/linux/elsa-2023-5455.md) | Dec 19, 2023 | ol 8 0:2.28-225.0.4.el8_8.6 | Patch now | 4 | 1 |
| [ALAS2023-2023-407](https://patchblox.com/security/data/fix/linux/alas2023-2023-407.md) | Oct 30, 2023 | amzn 2023 2.34-52.amzn2023.0.7 | High | 1 | 0 |
| [ELSA-2023-12873](https://patchblox.com/security/data/fix/linux/elsa-2023-12873.md) | Oct 12, 2023 | ol 9 2:2.34-60.0.3.ksplice1.el9_2.7 | Patch now | 4 | 1 |
| [ALSA-2023:5453](https://patchblox.com/security/data/fix/linux/alsa-2023-5453.md) | Oct 5, 2023 | almalinux 9 2.34-60.el9_2.7 | Patch now | 4 | 1 |
| [ALSA-2023:5455](https://patchblox.com/security/data/fix/linux/alsa-2023-5455.md) | Oct 5, 2023 | almalinux 8 2.28-225.el8_8.6 | Patch now | 4 | 1 |
| [RHSA-2023:5453](https://patchblox.com/security/data/fix/linux/rhsa-2023-5453.md) | Oct 5, 2023 | RHEL 9 0:2.34-60.el9_2.7 | Patch now | 4 | 1 |
| [RHSA-2023:5455](https://patchblox.com/security/data/fix/linux/rhsa-2023-5455.md) | Oct 5, 2023 | RHEL 8 0:2.28-225.el8_8.6 | Patch now | 4 | 1 |
| [ALAS2023-2023-359](https://patchblox.com/security/data/fix/linux/alas2023-2023-359.md) | Sep 27, 2023 | amzn 2023 2.34-52.amzn2023.0.6 | Patch now | 4 | 1 |
| [ALAS2023-2023-060](https://patchblox.com/security/data/fix/linux/alas2023-2023-060.md) | Feb 17, 2023 | amzn 2023 2.34-52.amzn2023.0.2 | High | 1 | 0 |
| [ELSA-2022-0896](https://patchblox.com/security/data/fix/linux/elsa-2022-0896.md) | Mar 16, 2022 | ol 8 0:2.28-164.0.5.el8_5.3 | High | 3 | 0 |
| [RHSA-2022:0896](https://patchblox.com/security/data/fix/linux/rhsa-2022-0896.md) | Mar 15, 2022 | RHEL 8 0:2.28-164.el8_5.3 | High | 3 | 0 |
| [ELSA-2021-9560](https://patchblox.com/security/data/fix/linux/elsa-2021-9560.md) | Nov 23, 2021 | ol 8 2:2.28-164.0.1.ksplice1.el8 | High | 3 | 0 |
| [RHSA-2021:4358](https://patchblox.com/security/data/fix/linux/rhsa-2021-4358.md) | Nov 9, 2021 | RHEL 8 0:2.28-164.el8 | High | 3 | 0 |
| [ELSA-2021-9280](https://patchblox.com/security/data/fix/linux/elsa-2021-9280.md) | Jun 4, 2021 | ol 8 2:2.28-151.0.1.ksplice1.el8 | High | 5 | 0 |
| [RHSA-2021:1585](https://patchblox.com/security/data/fix/linux/rhsa-2021-1585.md) | May 18, 2021 | RHEL 8 0:2.28-151.el8 | High | 5 | 0 |
| [ELSA-2020-4444](https://patchblox.com/security/data/fix/linux/elsa-2020-4444.md) | Nov 10, 2020 | ol 8 0:2.28-127.0.1.el8 | High | 3 | 0 |
| [RHSA-2020:4444](https://patchblox.com/security/data/fix/linux/rhsa-2020-4444.md) | Nov 4, 2020 | RHEL 8 0:2.28-127.el8 | High | 3 | 0 |

Showing the newest 100 of 104 fixes.

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