<p>Upgrade <code>RHEL:8</code> <code>kernel-doc</code> to version 0:4.18.0-348.el8 or higher.<br>This issue was patched in <code>RHSA-2021:4356</code>.</p>

Loop with Unreachable Exit Condition ('Infinite Loop') Affecting kernel-doc package, versions <0:4.18.0-348.el8

Threat Intelligence

0.05% (16^th percentile)

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Snyk ID SNYK-RHEL8-KERNELDOC-4186939
published 26 Jul 2021
disclosed 4 Mar 2021

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Introduced: 4 Mar 2021

CVE-2021-28950 Open this link in a new tab CWE-835 Open this link in a new tab

How to fix?

Upgrade RHEL:8 kernel-doc to version 0:4.18.0-348.el8 or higher.
This issue was patched in RHSA-2021:4356.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-doc package and not the kernel-doc package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

An issue was discovered in fs/fuse/fuse_i.h in the Linux kernel before 5.11.8. A "stall on CPU" can occur because a retry loop continually finds the same bad inode, aka CID-775c5033a0d1.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Local
Attack Complexity (AC)

Low
Privileges Required (PR)

Low
User Interaction (UI)

None

Scope (S)

Unchanged

Confidentiality (C)

None
Integrity (I)

None
Availability (A)

High

Loop with Unreachable Exit Condition ('Infinite Loop') Affecting kernel-doc package, versions <0:4.18.0-348.el8

Severity

Based on Red Hat Enterprise Linux security rating