CVE-2021-47161
What it is
In the Linux kernel, the following vulnerability has been resolved: spi: spi-fsl-dspi: Fix a resource leak in an error handling path 'dspi_request_dma()' should be undone by a 'dspi_release_dma()' call in the error handling path of the probe function, as already done in the remove function
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.2% 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: 0.2% in the next 30 days (EPSS).
- Severity: 5.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Weakness
- CWE-209
- Record status
- Analyzed
Affected
- Linux Kernel < 4.14.241
- Linux Kernel < 4.19.199
- Linux Kernel < 5.4.124
- Linux Kernel < 5.10.42
- Linux Kernel < 5.12.9
- Linux Kernel 5.13
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-2021-47161.md and follow it. Check whether this project is affected by CVE-2021-47161. 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/00450ed03a17143e2433b461a656ef9cd17c2f1d
- https://git.kernel.org/stable/c/10a089bae827ec30ad9b6cb7048020a62fae0cfa
- https://git.kernel.org/stable/c/12391be4724acc9269e1845ccbd881df37de4b56
- https://git.kernel.org/stable/c/15d1cc4b4b585f9a2ce72c52cca004d5d735bdf1
- https://git.kernel.org/stable/c/680ec0549a055eb464dce6ffb4bfb736ef87236e
- https://git.kernel.org/stable/c/fe6921e3b8451a537e01c031b8212366bb386e3e
- https://git.kernel.org/stable/c/00450ed03a17143e2433b461a656ef9cd17c2f1d
- https://git.kernel.org/stable/c/10a089bae827ec30ad9b6cb7048020a62fae0cfa
- https://git.kernel.org/stable/c/12391be4724acc9269e1845ccbd881df37de4b56
- https://git.kernel.org/stable/c/15d1cc4b4b585f9a2ce72c52cca004d5d735bdf1
References
- https://git.kernel.org/stable/c/00450ed03a17143e2433b461a656ef9cd17c2f1d
- https://git.kernel.org/stable/c/10a089bae827ec30ad9b6cb7048020a62fae0cfa
- https://git.kernel.org/stable/c/12391be4724acc9269e1845ccbd881df37de4b56
- https://git.kernel.org/stable/c/15d1cc4b4b585f9a2ce72c52cca004d5d735bdf1
- https://git.kernel.org/stable/c/680ec0549a055eb464dce6ffb4bfb736ef87236e
- https://git.kernel.org/stable/c/fe6921e3b8451a537e01c031b8212366bb386e3e
- https://git.kernel.org/stable/c/00450ed03a17143e2433b461a656ef9cd17c2f1d
- https://git.kernel.org/stable/c/10a089bae827ec30ad9b6cb7048020a62fae0cfa
- https://git.kernel.org/stable/c/12391be4724acc9269e1845ccbd881df37de4b56
- https://git.kernel.org/stable/c/15d1cc4b4b585f9a2ce72c52cca004d5d735bdf1
- https://git.kernel.org/stable/c/680ec0549a055eb464dce6ffb4bfb736ef87236e
- https://git.kernel.org/stable/c/fe6921e3b8451a537e01c031b8212366bb386e3e