- Vulnerability/
- CVE-2024-56576
CVE-2024-56576: media: i2c: tc358743: Fix crash in the probe error path when using polling
First published: Fri Dec 27 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: media: i2c: tc358743: Fix crash in the probe error path when using polling If an error occurs in the probe() function, we should remove the polling timer that was alarmed earlier, otherwise the timer is called with arguments that are already freed, which results in a crash. ------------[ cut here ]------------ WARNING: CPU: 3 PID: 0 at kernel/time/timer.c:1830 __run_timers+0x244/0x268 Modules linked in: CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.11.0 #226 Hardware name: Diasom DS-RK3568-SOM-EVB (DT) pstate: 804000c9 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __run_timers+0x244/0x268 lr : __run_timers+0x1d4/0x268 sp : ffffff80eff2baf0 x29: ffffff80eff2bb50 x28: 7fffffffffffffff x27: ffffff80eff2bb00 x26: ffffffc080f669c0 x25: ffffff80efef6bf0 x24: ffffff80eff2bb00 x23: 0000000000000000 x22: dead000000000122 x21: 0000000000000000 x20: ffffff80efef6b80 x19: ffffff80041c8bf8 x18: ffffffffffffffff x17: ffffffc06f146000 x16: ffffff80eff27dc0 x15: 000000000000003e x14: 0000000000000000 x13: 00000000000054da x12: 0000000000000000 x11: 00000000000639c0 x10: 000000000000000c x9 : 0000000000000009 x8 : ffffff80eff2cb40 x7 : ffffff80eff2cb40 x6 : ffffff8002bee480 x5 : ffffffc080cb2220 x4 : ffffffc080cb2150 x3 : 00000000000f4240 x2 : 0000000000000102 x1 : ffffff80eff2bb00 x0 : ffffff80041c8bf0 Call trace: __run_timers+0x244/0x268 timer_expire_remote+0x50/0x68 tmigr_handle_remote+0x388/0x39c run_timer_softirq+0x38/0x44 handle_softirqs+0x138/0x298 __do_softirq+0x14/0x20 ____do_softirq+0x10/0x1c call_on_irq_stack+0x24/0x4c do_softirq_own_stack+0x1c/0x2c irq_exit_rcu+0x9c/0xcc el1_interrupt+0x48/0xc0 el1h_64_irq_handler+0x18/0x24 el1h_64_irq+0x7c/0x80 default_idle_call+0x34/0x68 do_idle+0x23c/0x294 cpu_startup_entry+0x38/0x3c secondary_start_kernel+0x128/0x160 __secondary_switched+0xb8/0xbc ---[ end trace 0000000000000000 ]---
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | ||
| debian/linux | <=5.10.223-1 | 5.10.234-1 6.1.129-1 6.1.133-1 6.12.22-1 |
| debian/linux-6.1 | 6.1.129-1~deb11u1 |
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Reference Links
- https://git.kernel.org/stable/c/13193a97ddd5a6a5b11408ddbc1ae85588b1860c
- https://git.kernel.org/stable/c/1def915b1564f4375330bd113ea1d768a569cfd8
- https://git.kernel.org/stable/c/34a3466a92f50c51d984f0ec2e96864886d460eb
- https://git.kernel.org/stable/c/5c9ab34c87af718bdbf9faa2b1a6ba41d15380ea
- https://git.kernel.org/stable/c/815d14147068347e88c258233eb951b41b2792a6
- https://git.kernel.org/stable/c/869f38ae07f7df829da4951c3d1f7a2be09c2e9a
- https://git.kernel.org/stable/c/b59ab89bc83f7bff67f78c6caf484a84a6dd30f7
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-56576
- https://nvd.nist.gov/vuln/detail/CVE-2024-56576
- https://launchpad.net/bugs/cve/CVE-2024-56576
- https://security-tracker.debian.org/tracker/CVE-2024-56576
- https://ubuntu.com/security/CVE-2024-56576
- https://git.kernel.org/linus/869f38ae07f7df829da4951c3d1f7a2be09c2e9a
Frequently Asked Questions
What is the severity of CVE-2024-56576?
CVE-2024-56576 is considered a moderate severity vulnerability in the Linux kernel.
How do I fix CVE-2024-56576?
To fix CVE-2024-56576, upgrade to the patched versions of the Linux kernel, including 5.10.234-1 or later.
What systems are affected by CVE-2024-56576?
CVE-2024-56576 affects various versions of the Linux kernel, specifically those prior to patched versions like 5.10.234-1.
What type of vulnerability is CVE-2024-56576?
CVE-2024-56576 is a crash vulnerability related to error handling in the probe function of the Linux kernel.
Is there a specific kernel version recommended to mitigate CVE-2024-56576?
Yes, it is recommended to use Linux kernel version 6.1.129-1 or higher to mitigate CVE-2024-56576.
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