Out-of-bounds Write Affecting kernel-source-azure package, versions <6.4.0-150700.20.24.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-SLES157-KERNELSOURCEAZURE-15106339
  • published27 Jan 2026
  • disclosed23 Jan 2026

Introduced: 23 Jan 2026

CVE-2023-54285  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 kernel-source-azure to version 6.4.0-150700.20.24.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-source-azure package and not the kernel-source-azure package as distributed by SLES. See How to fix? for SLES:15.7 relevant fixed versions and status.

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

iomap: Fix possible overflow condition in iomap_write_delalloc_scan

folio_next_index() returns an unsigned long value which left shifted by PAGE_SHIFT could possibly cause an overflow on 32-bit system. Instead use folio_pos(folio) + folio_size(folio), which does this correctly.

CVSS Base Scores

version 3.1