[USN-6737-2] GNU C Library vulnerability

Marc Deslauriers marc.deslauriers at canonical.com
Mon Apr 29 12:42:19 UTC 2024

Ubuntu Security Notice USN-6737-2
April 29, 2024

glibc vulnerability

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

- Ubuntu 24.04 LTS


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

Software Description:
- glibc: GNU C Library


USN-6737-1 fixed a vulnerability in the GNU C Library. This update provides
the corresponding update for Ubuntu 24.04 LTS.

Original advisory 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 24.04 LTS
   libc6                           2.39-0ubuntu8.1

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


Package Information:

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