All vulnerabilities

Servers and applications

CVE-2024-6874

libcurl's URL API function [curl_url_get()](https://curl.se/libcurl/c/curl_url_get.html) offers punycode conversions, to and from IDN. Asking to convert a name that is exactly 256 bytes, libcurl ends up reading outside of a stack based buffer when built to use the *macidn* IDN backend. The conversion function then fills up the provided buffer exactly - but does not null terminate the string.…

Severity
Medium 4.3
Published
24 Jul 2024
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
curlServers and applications · cpe:a:haxx:libcurl
  • Version 8.8.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-6874
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-6874