CVE-2024-2961
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 converti
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 2.40
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: poc
- Automatable: no
- Technical impact: partial
Summary
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.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: poc · Automatable: no · Technical impact: partial
- Record last updated
- EPSS reached 10%
FIRST estimates at least a 10% chance of exploitation in the next 30 days
Affected versions
- The GNU C Library glibc
From 2.1.93 · fixed in 2.40
References 16
sourceware.org
lists.fedoraproject.org
openwall.com
- lists/oss-security/2024/04/24/2
- lists/oss-security/2024/04/17/9
- lists/oss-security/2024/04/18/4
- lists/oss-security/2024/05/27/2
- lists/oss-security/2024/05/27/6
- lists/oss-security/2024/05/27/1
- lists/oss-security/2024/05/27/4
- lists/oss-security/2024/05/27/5
- lists/oss-security/2024/05/27/3
- lists/oss-security/2024/07/22/5