USN-6429-3: curl vulnerabilities
17 October 2023
Several security issues were fixed in curl.
- curl - HTTP, HTTPS, and FTP client and client libraries
USN-6429-1 fixed vulnerabilities in curl. This update provides the
corresponding updates for Ubuntu 23.10.
Original advisory details:
Jay Satiro discovered that curl incorrectly handled hostnames when using a
SOCKS5 proxy. In environments where curl is configured to use a SOCKS5
proxy, a remote attacker could possibly use this issue to execute arbitrary
code. This issue only affected Ubuntu 22.04 LTS, and Ubuntu 23.04.
It was discovered that curl incorrectly handled cookies when an application
duplicated certain handles. A local attacker could possibly create a cookie
file and inject arbitrary cookies into subsequent connections.
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.