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Debian Security Advisory DSA-5650-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
March 31, 2024                        https://www.debian.org/security/faq
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Package        : util-linux
CVE ID         : CVE-2024-28085
Debian Bug     : 1067849

Skyler Ferrante discovered that the wall tool from util-linux does not
properly handle escape sequences from command line arguments. A local
attacker can take advantage of this flaw for information disclosure.

With this update wall and write are not anymore installed with setgid
tty.

For the oldstable distribution (bullseye), this problem has been fixed
in version 2.36.1-8+deb11u2.

For the stable distribution (bookworm), this problem has been fixed in
version 2.38.1-5+deb12u1.

We recommend that you upgrade your util-linux packages.

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

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

Mailing list: debian-security-announce@lists.debian.org

Debian: DSA-5650-1: util-linux security update

March 31, 2024
Skyler Ferrante discovered that the wall tool from util-linux does not properly handle escape sequences from command line arguments

Summary

With this update wall and write are not anymore installed with setgid
tty.

For the oldstable distribution (bullseye), this problem has been fixed
in version 2.36.1-8+deb11u2.

For the stable distribution (bookworm), this problem has been fixed in
version 2.38.1-5+deb12u1.

We recommend that you upgrade your util-linux packages.

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

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

Mailing list: debian-security-announce@lists.debian.org

Severity
Skyler Ferrante discovered that the wall tool from util-linux does not
properly handle escape sequences from command line arguments. A local
attacker can take advantage of this flaw for information disclosure.

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