# DLA-4143-1: glibc security update

DLA-4143-1, released April 30, 2025, fixes 1 CVE in glibc (version 2.31-13+deb11u12). None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/dla-4143-1
- Platform: Linux
- Released: Apr 30, 2025
- Priority: Routine (Closes CVE-2025-0395)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2025-0395

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [glibc](https://patchblox.com/security/data/product/linux/glibc.md) | Debian 11.6 (bullseye) | 2.31-13+deb11u12 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-0395](https://patchblox.com/security/data/cve/CVE-2025-0395.md) | Routine | glibc-source: When the assert() function in the GNU C Library versions 2.13 to 2.40fails, it does not allocate enough space for the... | 6.2 | 0.0036 |  |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo