# CVE-2024-35785: linux: In the Linux kernel, the following vulnerability has been resolved:  tee: optee: Fix kernel panic caused by incorrect...

CVE-2024-35785 is fixed in linux on 1 platform, first by DEBIAN-CVE-2024-35785, released May 17, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2024-35785
- Priority: High
- CVSS: 7.1 (high)
- EPSS: 0.0023
- 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:  tee: optee: Fix kernel panic caused by incorrect error handling  The error path while failing to register devices on the TEE bus has a bug leading to kernel panic as follows:  [   15.398930] Unable to handle kernel paging request at virtual address ffff07ed00626d7c [   15.406913] Mem abort info: [   15.409722]   ESR = 0x0000000096000005 [   15.413490]   EC = 0x25: DABT (current EL), IL = 32 bits [   15.418814]   SET = 0, FnV = 0 [   15.421878]   EA = 0, S1PTW = 0 [   15.425031]   FSC = 0x05: level 1 translation fault [   15.429922] Data abort info: [   15.432813]   ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000 [   15.438310]   CM = 0, WnR = 0, TnD = 0, TagAccess = 0 [   15.443372]   GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [   15.448697] swapper pgtable: 4k pages, 48-bit VAs, pgdp=00000000d9e3e000 [   15.455413] [ffff07ed00626d7c] pgd=1800000bffdf9003, p4d=1800000bffdf9003, pud=0000000000000000 [   15.464146] Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP  Commit 7269cba53d90 ("tee: optee: Fix supplicant based device enumeration") lead to the introduction of this bug. So fix it appropriately.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.85-1 | [DEBIAN-CVE-2024-35785](https://patchblox.com/security/data/fix/linux/debian-cve-2024-35785.md) | May 17, 2024 |
| Linux | linux Debian 13.5 (trixie) | 6.7.12-1 | [DEBIAN-CVE-2024-35785](https://patchblox.com/security/data/fix/linux/debian-cve-2024-35785.md) | May 17, 2024 |
| Linux | linux Debian 14 | 6.7.12-1 | [DEBIAN-CVE-2024-35785](https://patchblox.com/security/data/fix/linux/debian-cve-2024-35785.md) | May 17, 2024 |

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