CVE-2022-49922

nfc: nfcmrvl: Fix potential memory leak in nfcmrvl_i2c_nci_send()

Description

In the Linux kernel, the following vulnerability has been resolved: nfc: nfcmrvl: Fix potential memory leak in nfcmrvl_i2c_nci_send() nfcmrvl_i2c_nci_send() will be called by nfcmrvl_nci_send(), and skb should be freed in nfcmrvl_i2c_nci_send(). However, nfcmrvl_nci_send() will only free skb when i2c_master_send() return >=0, which means skb will memleak when i2c_master_send() failed. Free skb no matter whether i2c_master_send() succeeds.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/dd0ee55ead91fbb16889dbe7ff0b0f7c9e4e849d patch
https://git.kernel.org/stable/c/825656ae61e73ddc05f585e6258d284c87064b10 patch
https://git.kernel.org/stable/c/c8e7d4a1166f063703955f1b2e765a6db5bf1771 patch
https://git.kernel.org/stable/c/f30060efcf18883748a0541aa41acef183cd9c0e patch
https://git.kernel.org/stable/c/52438e734c1566f5e2bcd9a065d2d65e306c0555 patch
https://git.kernel.org/stable/c/5dfdac5e3f8db5f4445228c44f64091045644a3b patch
https://git.kernel.org/stable/c/92a1df9c6da20c02cf9872f8b025a66ddb307aeb patch
https://git.kernel.org/stable/c/93d904a734a74c54d945a9884b4962977f1176cd patch

Frequently Asked Questions

What is the severity of CVE-2022-49922?
CVE-2022-49922 has been scored as a medium severity vulnerability.
How to fix CVE-2022-49922?
To fix CVE-2022-49922, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-49922 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-49922 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-49922?
CVE-2022-49922 affects Linux Linux, Linux Linux.
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