# CVE-2022-48794: linux: In the Linux kernel, the following vulnerability has been resolved:  net: ieee802154: at86rf230: Stop leaking skb's...

CVE-2022-48794 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-48794, released July 16, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-48794
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0024
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 16, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  net: ieee802154: at86rf230: Stop leaking skb's  Upon error the ieee802154_xmit_complete() helper is not called. Only ieee802154_wake_queue() is called manually. In the Tx case we then leak the skb structure.  Free the skb structure upon error before returning when appropriate.  As the 'is_tx = 0' cannot be moved in the complete handler because of a possible race between the delay in switching to STATE_RX_AACK_ON and a new interrupt, we introduce an intermediate 'was_tx' boolean just for this purpose.  There is no Fixes tag applying here, many changes have been made on this area and the issue kind of always existed.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 5.16.11-1 | [DEBIAN-CVE-2022-48794](https://patchblox.com/security/data/fix/linux/debian-cve-2022-48794.md) | Jul 16, 2024 |
| Linux | linux Debian 13.5 (trixie) | 5.16.11-1 | [DEBIAN-CVE-2022-48794](https://patchblox.com/security/data/fix/linux/debian-cve-2022-48794.md) | Jul 16, 2024 |
| Linux | linux Debian 14 | 5.16.11-1 | [DEBIAN-CVE-2022-48794](https://patchblox.com/security/data/fix/linux/debian-cve-2022-48794.md) | Jul 16, 2024 |

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