Ubuntu Security Notice USN-6737-1

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Ubuntu Security Notice USN-6737-1
April 18, 2024

glibc vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 23.10
– Ubuntu 22.04 LTS
– Ubuntu 20.04 LTS

Summary:

GNU C Library could be made to crash or run programs if it processed
specially crafted data.

Software Description:
– glibc: GNU C Library

Details:

Charles Fol discovered that the GNU C Library iconv feature incorrectly
handled certain input sequences. An attacker could use this issue to cause
the GNU C Library to crash, resulting in a denial of service, or possibly
execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 23.10:
libc6 2.38-1ubuntu6.2

Ubuntu 22.04 LTS:
libc6 2.35-0ubuntu3.7

Ubuntu 20.04 LTS:
libc6 2.31-0ubuntu9.15

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6737-1
CVE-2024-2961

Package Information:
https://launchpad.net/ubuntu/+source/glibc/2.38-1ubuntu6.2
https://launchpad.net/ubuntu/+source/glibc/2.35-0ubuntu3.7
https://launchpad.net/ubuntu/+source/glibc/2.31-0ubuntu9.15