CVE-2022-49512
What it is
In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: denali: Use managed device resources All of the resources used by this driver has managed interfaces, so use them. Otherwise we will get the following splat: [ 4.472703] denali-nand-pci 0000:00:05.0: timeout while waiting for irq 0x1000 [ 4.474071] denali-nand-pci: probe of 0000:00:05.0 failed with error -5 [ 4.473538] nand: No NAND device found [ 4.474068] BUG: unable to handle page fault for address: ffffc90005000410 [ 4.475169] #PF: supervisor write access in kernel mode [ 4.475579] #PF: error_code(0x0002) - not-present page [ 4.478362] RIP: 0010:iowrite32+0x9/0x50 [ 4.486068] Call Trace: [ 4.486269] <IRQ> [ 4.486443] denali_isr+0x15b/0x300 [denali] [ 4.486788] ? denali_direct_write+0x50/0x50 [denali] [ 4.487189] __handle_irq_event_percpu+0x161/0x3b0 [ 4.487571] handle_irq_event+0x7d/0x1b0 [ 4.487884] handle_fasteoi_irq+0x2b0/0x770 [ 4.488219] __common_interrupt+0xc8/0x1b0 [ 4.488549] common_interrupt+0x9a/0xc0
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.3% in the next 30 days (EPSS).
- Severity: 5.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.3% · EPSS, next 30 days
- Record status
- Analyzed
Affected
- Linux Kernel < 5.10.121
- Linux Kernel < 5.15.46
- Linux Kernel < 5.17.14
- Linux Kernel < 5.18.3
Attack profile CVSS 3.1 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-49512.md and follow it. Check whether this project is affected by CVE-2022-49512. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/3830dbdfb9a4aec680e43ed80b9f23db7a88eac9
- https://git.kernel.org/stable/c/3a745b51cddafade99aaea1b93aad31e9614e230
- https://git.kernel.org/stable/c/3c68daf4a368cd9e63ae5a2145c9e4a6f838c166
- https://git.kernel.org/stable/c/87149cf9186201a63f0e0b93d9fa93d480bcb771
- https://git.kernel.org/stable/c/efea1dd176edd17c8252051b7de6957f06efc394
References
- https://git.kernel.org/stable/c/3830dbdfb9a4aec680e43ed80b9f23db7a88eac9
- https://git.kernel.org/stable/c/3a745b51cddafade99aaea1b93aad31e9614e230
- https://git.kernel.org/stable/c/3c68daf4a368cd9e63ae5a2145c9e4a6f838c166
- https://git.kernel.org/stable/c/87149cf9186201a63f0e0b93d9fa93d480bcb771
- https://git.kernel.org/stable/c/efea1dd176edd17c8252051b7de6957f06efc394