# RLSA-2023:6939: libslirp security update

RLSA-2023:6939, released November 28, 2025, fixes 17 CVEs in libslirp (version 0:4.4.0-1.module+el8.9.0+1445+07728297). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rlsa-2023-6939
- Platform: Linux
- Released: Nov 28, 2025
- Priority: High (Closes CVE-2022-41723, high severity)
- CVEs: 17, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://errata.rockylinux.org/RLSA-2023:6939

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libslirp](https://patchblox.com/security/data/product/linux/libslirp.md) | rocky 8 | 0:4.4.0-1.module+el8.9.0+1445+07728297 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-41723](https://patchblox.com/security/data/cve/CVE-2022-41723.md) | High | google-guest-agent: A maliciously crafted HTTP/2 stream could cause excessive CPU consumptionin the HPACK decoder, sufficient to cause a... | 9.8 | 0.0456 |  |
| [CVE-2023-24538](https://patchblox.com/security/data/cve/CVE-2023-24538.md) | High | delve: RHSA-2023:3319: go-toolset:rhel8 security update (Important) | 9.8 | 0.0228 |  |
| [CVE-2023-24534](https://patchblox.com/security/data/cve/CVE-2023-24534.md) | High | aardvark-dns: CVE-2022-41724 CVE-2022-41725 CVE-2023-24538 CVE-2023-24536 CVE-2022-41723 CVE-2023-24539 CVE-2023-24540 CVE-2023-29400 | 9.8 | 0.0189 |  |
| [CVE-2022-3064](https://patchblox.com/security/data/cve/CVE-2022-3064.md) | High | aardvark-dns: ELSA-2023-6938: container-tools:4.0 security and bug fix update (MODERATE) | 9.8 | 0.0187 |  |
| [CVE-2023-24540](https://patchblox.com/security/data/cve/CVE-2023-24540.md) | High | delve: golang: html/template: improper handling of JavaScript whitespace | 9.8 | 0.0156 |  |
| [CVE-2023-24536](https://patchblox.com/security/data/cve/CVE-2023-24536.md) | High | aardvark-dns: CVE-2022-41724 CVE-2022-41725 CVE-2023-24538 CVE-2023-24534 CVE-2022-41723 CVE-2023-24539 CVE-2023-24540 CVE-2023-29400 | 9.8 | 0.0148 |  |
| [CVE-2023-29406](https://patchblox.com/security/data/cve/CVE-2023-29406.md) | High | etcd: Fixed insufficient sanitization of Host header in go net/http (bsc#1213229) | 9.8 | 0.0145 |  |
| [CVE-2023-24537](https://patchblox.com/security/data/cve/CVE-2023-24537.md) | High | golang-src: RHSA-2023:3319: go-toolset:rhel8 security update (Important) | 9.8 | 0.0141 |  |
| [CVE-2022-41725](https://patchblox.com/security/data/cve/CVE-2022-41725.md) | High | aardvark-dns: CVE-2022-41724 CVE-2023-24538 CVE-2023-24534 CVE-2023-24536 CVE-2022-41723 CVE-2023-24539 CVE-2023-24540 CVE-2023-29400 | 9.8 | 0.0124 |  |
| [CVE-2022-41724](https://patchblox.com/security/data/cve/CVE-2022-41724.md) | High | aardvark-dns: CVE-2022-41725 CVE-2023-24538 CVE-2023-24534 CVE-2023-24536 CVE-2022-41723 CVE-2023-24539 CVE-2023-24540 CVE-2023-29400 | 9.8 | 0.0111 |  |
| [CVE-2023-24539](https://patchblox.com/security/data/cve/CVE-2023-24539.md) | High | delve: RHSA-2023:3319: go-toolset:rhel8 security update (Important) | 9.8 | 0.0104 |  |
| [CVE-2023-29400](https://patchblox.com/security/data/cve/CVE-2023-29400.md) | High | aardvark-dns: CVE-2022-41724 CVE-2022-41725 CVE-2023-24538 CVE-2023-24534 CVE-2023-24536 CVE-2022-41723 CVE-2023-24539 CVE-2023-24540 | 9.8 | 0.0104 |  |
| [CVE-2023-3978](https://patchblox.com/security/data/cve/CVE-2023-3978.md) | High | golang-github-lusitaniae-apache_exporter: Fixed security bug in x/net dependency (bsc#1213933) | 9.8 | 0.0085 |  |
| [CVE-2023-25173](https://patchblox.com/security/data/cve/CVE-2023-25173.md) | High | aardvark-dns: CVE-2022-41724 CVE-2022-41725 CVE-2023-24537 CVE-2023-24538 CVE-2023-24534 CVE-2023-24536 CVE-2022-41723 CVE-2023-245... | 9.8 | 0.0054 |  |
| [CVE-2023-27561](https://patchblox.com/security/data/cve/CVE-2023-27561.md) | High | aardvark-dns: and/or maskedPaths to prevent | 9.8 | 0.0045 |  |
| [CVE-2023-28642](https://patchblox.com/security/data/cve/CVE-2023-28642.md) | High | aardvark-dns: Prohibit /proc and /sys to be symlinks to prevent | 9.8 | 0.0034 |  |
| [CVE-2023-25809](https://patchblox.com/security/data/cve/CVE-2023-25809.md) | High | aardvark-dns: rootless: fix /sys/fs/cgroup mounts to prevent | 9.8 | 0.0032 |  |

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Data as of 2026-11-11T07:45:43Z 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

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