# ALSA-2026:4648: Security update for 18 packages

ALSA-2026:4648, released March 16, 2026, fixes 1 CVE across 18 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/alsa-2026-4648
- Platform: Linux
- Released: Mar 16, 2026
- Priority: High (Closes CVE-2025-61662, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/ALSA-2026:4648

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [grub2-common](https://patchblox.com/security/data/product/linux/grub2-common.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-efi-aa64](https://patchblox.com/security/data/product/linux/grub2-efi-aa64.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-efi-aa64-cdboot](https://patchblox.com/security/data/product/linux/grub2-efi-aa64-cdboot.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-efi-aa64-modules](https://patchblox.com/security/data/product/linux/grub2-efi-aa64-modules.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-efi-ia32](https://patchblox.com/security/data/product/linux/grub2-efi-ia32.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-efi-ia32-cdboot](https://patchblox.com/security/data/product/linux/grub2-efi-ia32-cdboot.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-efi-ia32-modules](https://patchblox.com/security/data/product/linux/grub2-efi-ia32-modules.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-efi-x64](https://patchblox.com/security/data/product/linux/grub2-efi-x64.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-efi-x64-cdboot](https://patchblox.com/security/data/product/linux/grub2-efi-x64-cdboot.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-efi-x64-modules](https://patchblox.com/security/data/product/linux/grub2-efi-x64-modules.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-pc](https://patchblox.com/security/data/product/linux/grub2-pc.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-pc-modules](https://patchblox.com/security/data/product/linux/grub2-pc-modules.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-ppc64le](https://patchblox.com/security/data/product/linux/grub2-ppc64le.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-ppc64le-modules](https://patchblox.com/security/data/product/linux/grub2-ppc64le-modules.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-tools](https://patchblox.com/security/data/product/linux/grub2-tools.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-tools-efi](https://patchblox.com/security/data/product/linux/grub2-tools-efi.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-tools-extra](https://patchblox.com/security/data/product/linux/grub2-tools-extra.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |
| [grub2-tools-minimal](https://patchblox.com/security/data/product/linux/grub2-tools-minimal.md) | almalinux 8 | 1:2.02-170.el8_10.1.alma.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-61662](https://patchblox.com/security/data/cve/CVE-2025-61662.md) | High | Grub2: missing unregister call for gettext command may lead to use-after-free | 7.8 | 0.0022 |  |

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Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo