# CVE-2024-44962: linux: In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: btnxpuart: Shutdown timer and prevent...

CVE-2024-44962 is fixed in 26 products on 1 platform, first by DEBIAN-CVE-2024-44962, released September 4, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2024-44962
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0021
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 4, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: btnxpuart: Shutdown timer and prevent rearming when driver unloading  When unload the btnxpuart driver, its associated timer will be deleted. If the timer happens to be modified at this moment, it leads to the kernel call this timer even after the driver unloaded, resulting in kernel panic. Use timer_shutdown_sync() instead of del_timer_sync() to prevent rearming.  panic log:   Internal error: Oops: 0000000086000007 [#1] PREEMPT SMP   Modules linked in: algif_hash algif_skcipher af_alg moal(O) mlan(O) crct10dif_ce polyval_ce polyval_generic   snd_soc_imx_card snd_soc_fsl_asoc_card snd_soc_imx_audmux mxc_jpeg_encdec v4l2_jpeg snd_soc_wm8962 snd_soc_fsl_micfil   snd_soc_fsl_sai flexcan snd_soc_fsl_utils ap130x rpmsg_ctrl imx_pcm_dma can_dev rpmsg_char pwm_fan fuse [last unloaded:   btnxpuart]   CPU: 5 PID: 723 Comm: memtester Tainted: G           O       6.6.23-lts-next-06207-g4aef2658ac28 #1   Hardware name: NXP i.MX95 19X19 board (DT)   pstate: 20400009 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)   pc : 0xffff80007a2cf464   lr : call_timer_fn.isra.0+0x24/0x80 ...   Call trace:    0xffff80007a2cf464    __run_timers+0x234/0x280    run_timer_softirq+0x20/0x40    __do_softirq+0x100/0x26c    ____do_softirq+0x10/0x1c    call_on_irq_stack+0x24/0x4c    do_softirq_own_stack+0x1c/0x2c    irq_exit_rcu+0xc0/0xdc    el0_interrupt+0x54/0xd8    __el0_irq_handler_common+0x18/0x24    el0t_64_irq_handler+0x10/0x1c    el0t_64_irq+0x190/0x194   Code: ???????? ???????? ???????? ???????? (????????)   ---[ end trace 0000000000000000 ]---   Kernel panic - not syncing: Oops: Fatal exception in interrupt   SMP: stopping secondary CPUs   Kernel Offset: disabled   CPU features: 0x0,c0000000,40028143,1000721b   Memory Limit: none   ---[ end Kernel panic - not syncing: Oops: Fatal exception in interrupt ]---

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | dtb-aarch64 opensuse-leap 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-64kb opensuse-leap 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-64kb sles 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-azure opensuse-leap 15.6 | 6.4.0-150600.8.14.1 | [SUSE-SU-2024:3551-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3551-1.md) | Oct 8, 2024 |
| Linux | kernel-azure sles 15.6 | 6.4.0-150600.8.14.1 | [SUSE-SU-2024:3551-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3551-1.md) | Oct 8, 2024 |
| Linux | kernel-coco sles 15.6 | 6.4.0-15061.6.coco15sp6.1 | [SUSE-SU-2024:3553-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3553-1.md) | Oct 8, 2024 |
| Linux | kernel-coco_debug sles 15.6 | 6.4.0-15061.6.coco15sp6.1 | [SUSE-SU-2024:3553-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3553-1.md) | Oct 8, 2024 |
| Linux | kernel-debug opensuse-leap 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-default opensuse-leap 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-default sles 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-default-base opensuse-leap 15.6 | 6.4.0-150600.23.25.1.150600.12.10.2 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-default-base sles 15.6 | 6.4.0-150600.23.25.1.150600.12.10.2 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-docs opensuse-leap 15.6 | 6.4.0-150600.23.25.2 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-docs sles 15.6 | 6.4.0-150600.23.25.2 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-kvmsmall opensuse-leap 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-livepatch-SLE15-SP6-RT_Update_4 sles 15.6 | 1-150600.1.3.1 | [SUSE-SU-2024:3564-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3564-1.md) | Oct 9, 2024 |
| Linux | kernel-livepatch-SLE15-SP6_Update_5 sles 15.6 | 1-150600.13.3.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-obs-build opensuse-leap 15.6 | 6.4.0-150600.23.25.2 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-obs-build sles 15.6 | 6.4.0-150600.23.25.2 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-obs-qa opensuse-leap 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-rt opensuse-leap 15.6 | 6.4.0-150600.10.14.1 | [SUSE-SU-2024:3564-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3564-1.md) | Oct 9, 2024 |
| Linux | kernel-rt_debug opensuse-leap 15.6 | 6.4.0-150600.10.14.1 | [SUSE-SU-2024:3564-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3564-1.md) | Oct 9, 2024 |
| Linux | kernel-source opensuse-leap 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-source sles 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-source-azure opensuse-leap 15.6 | 6.4.0-150600.8.14.1 | [SUSE-SU-2024:3551-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3551-1.md) | Oct 8, 2024 |
| Linux | kernel-source-azure sles 15.6 | 6.4.0-150600.8.14.1 | [SUSE-SU-2024:3551-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3551-1.md) | Oct 8, 2024 |
| Linux | kernel-source-coco sles 15.6 | 6.4.0-15061.6.coco15sp6.1 | [SUSE-SU-2024:3553-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3553-1.md) | Oct 8, 2024 |
| Linux | kernel-source-rt opensuse-leap 15.6 | 6.4.0-150600.10.14.1 | [SUSE-SU-2024:3564-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3564-1.md) | Oct 9, 2024 |
| Linux | kernel-syms opensuse-leap 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-syms sles 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-syms-azure opensuse-leap 15.6 | 6.4.0-150600.8.14.1 | [SUSE-SU-2024:3551-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3551-1.md) | Oct 8, 2024 |
| Linux | kernel-syms-azure sles 15.6 | 6.4.0-150600.8.14.1 | [SUSE-SU-2024:3551-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3551-1.md) | Oct 8, 2024 |
| Linux | kernel-syms-coco sles 15.6 | 6.4.0-15061.6.coco15sp6.1 | [SUSE-SU-2024:3553-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3553-1.md) | Oct 8, 2024 |
| Linux | kernel-syms-rt opensuse-leap 15.6 | 6.4.0-150600.10.14.1 | [SUSE-SU-2024:3564-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3564-1.md) | Oct 9, 2024 |
| Linux | kernel-zfcpdump opensuse-leap 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | kernel-zfcpdump sles 15.6 | 6.4.0-150600.23.25.1 | [SUSE-SU-2024:3561-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3561-1.md) | Oct 9, 2024 |
| Linux | linux Debian 13.5 (trixie) | 6.10.6-1 | [DEBIAN-CVE-2024-44962](https://patchblox.com/security/data/fix/linux/debian-cve-2024-44962.md) | Sep 4, 2024 |
| Linux | linux Debian 14 | 6.10.6-1 | [DEBIAN-CVE-2024-44962](https://patchblox.com/security/data/fix/linux/debian-cve-2024-44962.md) | Sep 4, 2024 |

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