USN-6944-1: curl vulnerability
5 August 2024
curl could be made to crash or expose information if it received specially crafted network traffic.
Releases
Packages
- curl - HTTP, HTTPS, and FTP client and client libraries
Details
Dov Murik discovered that curl incorrectly handled parsing ASN.1
Generalized Time fields. A remote attacker could use this issue to cause
curl to crash, resulting in a denial of service, or possibly obtain
sensitive memory contents.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 24.04
Ubuntu 22.04
-
curl
-
7.81.0-1ubuntu1.17
-
libcurl3-gnutls
-
7.81.0-1ubuntu1.17
-
libcurl3-nss
-
7.81.0-1ubuntu1.17
-
libcurl4
-
7.81.0-1ubuntu1.17
Ubuntu 20.04
-
curl
-
7.68.0-1ubuntu2.23
-
libcurl3-gnutls
-
7.68.0-1ubuntu2.23
-
libcurl3-nss
-
7.68.0-1ubuntu2.23
-
libcurl4
-
7.68.0-1ubuntu2.23
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-6944-2: libcurl4-doc, libcurl3-gnutls, libcurl4-openssl-dev, libcurl4, curl, libcurl4-gnutls-dev, libcurl3, libcurl3-nss, libcurl4-nss-dev