USN-6737-2: GNU C Library vulnerability

Published Apr 29, 2024
·
Updated

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.

Affected Software

2 affected componentsFixes available
All of the following
ubuntu/libc6<2.39-0ubuntu8.1
2.39-0ubuntu8.1
Ubuntu Ubuntu=24.04

Event History

Apr 29, 2024
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of USN-6737-2?

USN-6737-2 addresses a high-severity vulnerability related to the GNU C Library's iconv feature.

2

How do I fix USN-6737-2?

To fix USN-6737-2, update the libc6 package to version 2.39-0ubuntu8.1 on Ubuntu 24.04 LTS.

3

What is the impact of the vulnerability described in USN-6737-2?

The vulnerability in USN-6737-2 can allow an attacker to exploit the iconv feature, potentially leading to arbitrary code execution.

4

Which Ubuntu version is affected by USN-6737-2?

USN-6737-2 affects Ubuntu 24.04 LTS and its corresponding libraries.

5

Who discovered the vulnerability in USN-6737-2?

The vulnerability fixed in USN-6737-2 was discovered by researcher Charles Fol.

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