# CVE-2024-35856: linux: In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: btusb: mediatek: Fix double free of s...

CVE-2024-35856 is fixed in linux on 1 platform, first by DEBIAN-CVE-2024-35856, released May 17, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2024-35856
- Priority: High
- CVSS: 7.8 (high)
- EPSS: 0.0034
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 17, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: btusb: mediatek: Fix double free of skb in coredump  hci_devcd_append() would free the skb on error so the caller don't have to free it again otherwise it would cause the double free of skb.  Reported-by : Dan Carpenter <dan.carpenter@linaro.org>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 13.5 (trixie) | 6.8.9-1 | [DEBIAN-CVE-2024-35856](https://patchblox.com/security/data/fix/linux/debian-cve-2024-35856.md) | May 17, 2024 |
| Linux | linux Debian 14 | 6.8.9-1 | [DEBIAN-CVE-2024-35856](https://patchblox.com/security/data/fix/linux/debian-cve-2024-35856.md) | May 17, 2024 |

---

Data as of 2026-11-08T13:06:02Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.