# CVE-2022-49032: linux: In the Linux kernel, the following vulnerability has been resolved:  iio: health: afe4404: Fix oob read in afe4404_[r...

CVE-2022-49032 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49032, released October 21, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2022-49032
- Priority: High
- CVSS: 7.1 (high)
- EPSS: 0.0024
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 21, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  iio: health: afe4404: Fix oob read in afe4404_[read|write]_raw  KASAN report out-of-bounds read as follows:  BUG: KASAN: global-out-of-bounds in afe4404_read_raw+0x2ce/0x380 Read of size 4 at addr ffffffffc00e4658 by task cat/278  Call Trace:  afe4404_read_raw  iio_read_channel_info  dev_attr_show  The buggy address belongs to the variable:  afe4404_channel_leds+0x18/0xffffffffffffe9c0  This issue can be reproduce by singe command:   $ cat /sys/bus/i2c/devices/0-0058/iio\:device0/in_intensity6_raw  The array size of afe4404_channel_leds and afe4404_channel_offdacs are less than channels, so access with chan->address cause OOB read in afe4404_[read|write]_raw. Fix it by moving access before use them.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.0.12-1 | [DEBIAN-CVE-2022-49032](https://patchblox.com/security/data/fix/linux/debian-cve-2022-49032.md) | Oct 21, 2024 |
| Linux | linux Debian 13.5 (trixie) | 6.0.12-1 | [DEBIAN-CVE-2022-49032](https://patchblox.com/security/data/fix/linux/debian-cve-2022-49032.md) | Oct 21, 2024 |
| Linux | linux Debian 14 | 6.0.12-1 | [DEBIAN-CVE-2022-49032](https://patchblox.com/security/data/fix/linux/debian-cve-2022-49032.md) | Oct 21, 2024 |

---

Data as of 2026-11-08T00:53:09Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo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.