Out-of-bounds Write Affecting kernel-default-devel package, versions <6.4.0-150700.53.81.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.13% (3rd percentile)

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  • Snyk IDSNYK-SLES157-KERNELDEFAULTDEVEL-19909181
  • published18 Sept 2026
  • disclosed17 Sept 2026

Introduced: 17 Sep 2026

NewCVE-2026-64217  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 kernel-default-devel to version 6.4.0-150700.53.81.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-devel package and not the kernel-default-devel 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:

netfs: Fix overrun check in netfs_extract_user_iter()

Fix netfs_extract_user_iter() so that if iov_iter_extract_pages() overfills pages[], then those pages don't get included in the iterator constructed at the end of the function. If there was an overfill, memory corruption has already happened.

CVSS Base Scores

version 3.1