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High severity7.8NVD Advisory· Published Jan 21, 2025· Updated Jun 17, 2026

CVE-2024-57943

CVE-2024-57943

Description

In the Linux kernel, the following vulnerability has been resolved:

exfat: fix the new buffer was not zeroed before writing

Before writing, if a buffer_head marked as new, its data must be zeroed, otherwise uninitialized data in the page cache will be written.

So this commit uses folio_zero_new_buffers() to zero the new buffers before ->write_end().

Affected products

10

Linux/Kernel9 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 8 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=6.12,<6.12.10
- cpe:2.3:o:linux:linux_kernel:6.13:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.13:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.13:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.13:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.13:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.13:rc6:*:*:*:*:*:*
- (no CPE)
- (no CPE)range: 6.12
osv-coords
pkg:linux/kernel
Range: >= 6.12.0, < 6.12.10

Patches

Vulnerability mechanics

References

2

News mentions

0

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