CVE-2024-56750

erofs: fix blksize < PAGE_SIZE for file-backed mounts

Description

In the Linux kernel, the following vulnerability has been resolved: erofs: fix blksize < PAGE_SIZE for file-backed mounts Adjust sb->s_blocksize{,_bits} directly for file-backed mounts when the fs block size is smaller than PAGE_SIZE. Previously, EROFS used sb_set_blocksize(), which caused a panic if bdev-backed mounts is not used.

5.5

CVSS

Severity: Medium

CVSS 3.1 •

EPSS 0.03%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/679d8537e5748241c71ac97a6b6dc919eae31716	patch
https://git.kernel.org/stable/c/bae0854160939a64a092516ff1b2f221402b843b	patch

Frequently Asked Questions

What is the severity of CVE-2024-56750?: CVE-2024-56750 has been scored as a medium severity vulnerability.
How to fix CVE-2024-56750?: To fix CVE-2024-56750, 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-2024-56750 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2024-56750 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-2024-56750?: CVE-2024-56750 affects Linux Linux, Linux Linux.

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