# ALSA-2025:23700: Security update for 4 packages

ALSA-2025:23700, released December 18, 2025, fixes 6 CVEs across 4 products. One of them is being exploited (CVE-2025-43529); 1 on CISA KEV. Patch Radar priority: Patch now.

- Web page: https://patchblox.com/security/fix/linux/alsa-2025-23700
- Platform: Linux
- Released: Dec 18, 2025
- Priority: Patch now (Closes CVE-2025-43529, exploited (CISA KEV))
- CVEs: 6, exploited: 1, on CISA KEV: 1
- Vendor advisory: https://osv.dev/vulnerability/ALSA-2025:23700

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [webkit2gtk3](https://patchblox.com/security/data/product/linux/webkit2gtk3.md) | almalinux 9 | 2.50.4-1.el9_7 |
| [webkit2gtk3-devel](https://patchblox.com/security/data/product/linux/webkit2gtk3-devel.md) | almalinux 9 | 2.50.4-1.el9_7 |
| [webkit2gtk3-jsc](https://patchblox.com/security/data/product/linux/webkit2gtk3-jsc.md) | almalinux 9 | 2.50.4-1.el9_7 |
| [webkit2gtk3-jsc-devel](https://patchblox.com/security/data/product/linux/webkit2gtk3-jsc-devel.md) | almalinux 9 | 2.50.4-1.el9_7 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-43529](https://patchblox.com/security/data/cve/CVE-2025-43529.md) | Patch now | dyld: An attacker with memory write capability may be able to execute arbitrary code. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 and CVE-2025-43529 were also issued in response to this report. | 8.8 | 0.2565 | CISA KEV |
| [CVE-2025-43541](https://patchblox.com/security/data/cve/CVE-2025-43541.md) | High | WebKit: Processing maliciously crafted web content may lead to an unexpected Safari crash | 8.8 | 0.3414 |  |
| [CVE-2025-43535](https://patchblox.com/security/data/cve/CVE-2025-43535.md) | High | WebKit: Processing maliciously crafted web content may lead to an unexpected process crash | 8.8 | 0.0085 |  |
| [CVE-2025-43501](https://patchblox.com/security/data/cve/CVE-2025-43501.md) | High | WebKit: Processing maliciously crafted web content may lead to an unexpected process crash | 8.8 | 0.0077 |  |
| [CVE-2025-43536](https://patchblox.com/security/data/cve/CVE-2025-43536.md) | High | WebKit: Processing maliciously crafted web content may lead to an unexpected process crash | 8.8 | 0.0058 |  |
| [CVE-2025-43531](https://patchblox.com/security/data/cve/CVE-2025-43531.md) | High | WebKit: Processing maliciously crafted web content may lead to an unexpected process crash | 8.8 | 0.0045 |  |

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Data as of 2026-11-07T18:46:35Z 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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