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Debian 10 Buster DLA-3823-1 Critical: Less Command Execution Risk

debian lts
Calendar Grey May 27, 2024
Dist Debian Esm H88
Security notice DLA-3842-1 for Debian highlights flaws in less discovered on June 3, 2024. Upgrade is advised.
Security vulnerabilities were found in less, a pager program similar to more, which could result in arbitrary command execution when processing files with crafted names

Summary

CVE-2022-48624

It was discovered that LESSCLOSE handling in less did not quote
shell metacharacters.

CVE-2024-32487

It was discovered that filenames containing a newline character
could result in arbitrary command execution during input
preprocessor invocation.

For Debian 10 buster, these problems have been fixed in version
487-0.1+deb10u1.

We recommend that you upgrade your less packages.

For the detailed security status of less please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/less

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS


Severity
critical
Lowest
Low
Medium
High
Critical

Package: less
Version: 487-0.1+deb10u1
CVE ID: CVE-2022-48624 CVE-2024-32487
Debian Bug: 1064293 1068938

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