CVE-2024-2961
Published: April 18, 2024Last modified: April 22, 2024
Description
The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.3 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | LOW |
| Integrity impact | LOW |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | glibc | Fixed (2.37.0-r11) |
| Stream | glibc | Fixed (2.37.0-r12) |
References
- http://www.openwall.com/lists/oss-security/2024/04/17/9
- http://www.openwall.com/lists/oss-security/2024/04/18/4
- http://www.openwall.com/lists/oss-security/2024/04/24/2
- http://www.openwall.com/lists/oss-security/2024/05/27/1
- http://www.openwall.com/lists/oss-security/2024/05/27/2
- http://www.openwall.com/lists/oss-security/2024/05/27/3
- http://www.openwall.com/lists/oss-security/2024/05/27/4
- http://www.openwall.com/lists/oss-security/2024/05/27/5
- http://www.openwall.com/lists/oss-security/2024/05/27/6
- http://www.openwall.com/lists/oss-security/2024/07/22/5
- https://lists.debian.org/debian-lts-announce/2024/05/msg00001.html
- https://lists.fedoraproject.org/archives/list/[email protected]/message/BTJFBGHDYG5PEIFD5WSSSKSFZ2AZWC5N/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/P3I4KYS6EU6S7QZ47WFNTPVAHFIUQNEL/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/YAMJQI3Y6BHWV3CUTYBXOZONCUJNOB2Z/
- https://security.netapp.com/advisory/ntap-20240531-0002/
- https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0004
- https://www.ambionics.io/blog/iconv-cve-2024-2961-p1
- https://www.ambionics.io/blog/iconv-cve-2024-2961-p2
- https://www.ambionics.io/blog/iconv-cve-2024-2961-p3