CVE-2024-2961

Name: CVE-2024-2961
Creator: NVD / NIST
Published: 2024-04-17T18:15:15.833+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 88.33%

Last modified Jun 17, 2026

CVE-2024-2961 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. 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.. EPSS estimates a 88.33% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.3/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

EPSS Probability

88.33%

99.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Gnu	Glibc	>= 2.1.93, < 2.40
Netapp	Active Iq Unified Manager	All versions
Debian	Debian Linux	10.0
Netapp	Hci H300s Firmware	All versions
Netapp	Hci H500s Firmware	All versions
Netapp	Hci H700s Firmware	All versions
Netapp	Hci H410s Firmware	All versions
Netapp	Hci H410c Firmware	All versions
Netapp	Hci H610c Firmware	All versions
Netapp	Hci H610s Firmware	All versions
Netapp	Hci H615c Firmware	All versions
Netapp	Hci Compute Node	All versions
Netapp	Ontap Select Deploy Administration Utility	All versions

References

http://www.openwall.com/lists/oss-security/2024/04/17/9Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/04/18/4Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/04/24/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/3Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/4Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/5Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/6Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/07/22/5Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/05/msg00001.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BTJFBGHDYG5PEIFD5WSSSKSFZ2AZWC5N/Broken Link
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P3I4KYS6EU6S7QZ47WFNTPVAHFIUQNEL/Broken Link
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YAMJQI3Y6BHWV3CUTYBXOZONCUJNOB2Z/Broken Link
https://security.netapp.com/advisory/ntap-20240531-0002/Third Party Advisory
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0004Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/04/17/9Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/04/18/4Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/04/24/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/2Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/3Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/4Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/5Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/05/27/6Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/07/22/5Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/05/msg00001.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BTJFBGHDYG5PEIFD5WSSSKSFZ2AZWC5N/Broken Link
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P3I4KYS6EU6S7QZ47WFNTPVAHFIUQNEL/Broken Link
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YAMJQI3Y6BHWV3CUTYBXOZONCUJNOB2Z/Broken Link
https://security.netapp.com/advisory/ntap-20240531-0002/Third Party Advisory
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0004Third Party Advisory
https://www.ambionics.io/blog/iconv-cve-2024-2961-p1Broken Link
https://www.ambionics.io/blog/iconv-cve-2024-2961-p2Broken Link
https://www.ambionics.io/blog/iconv-cve-2024-2961-p3Broken Link
https://cert-portal.siemens.com/productcert/html/ssa-082556.html

Timeline

Published: Apr 17, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-2961?

How severe is CVE-2024-2961?

CVE-2024-2961 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 88.33% probability of exploitation in the next 30 days.

How do I fix CVE-2024-2961?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-2961?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST