CVE-2024-42320

s390/dasd: fix error checks in dasd_copy_pair_store()

Description

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: fix error checks in dasd_copy_pair_store() dasd_add_busid() can return an error via ERR_PTR() if an allocation fails. However, two callsites in dasd_copy_pair_store() do not check the result, potentially resulting in a NULL pointer dereference. Fix this by checking the result with IS_ERR() and returning the error up the stack.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/cc8b7284d5076722e0b8062373b68d8e47c3bace patch
https://git.kernel.org/stable/c/e511167e65d332d07b3c7a3d5a741ee9c19a8c27 patch
https://git.kernel.org/stable/c/68d4c3722290ad300c295fb3435e835d200d5cb2 patch
https://git.kernel.org/stable/c/8e64d2356cbc800b4cd0e3e614797f76bcf0cdb8 patch

Frequently Asked Questions

What is the severity of CVE-2024-42320?
CVE-2024-42320 has been scored as a medium severity vulnerability.
How to fix CVE-2024-42320?
To fix CVE-2024-42320, 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-2024-42320 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-42320 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-2024-42320?
CVE-2024-42320 affects Linux Linux, Linux Linux.
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