Debian Security Advisory DSA 4386-1 (curl - security update)

Multiple vulnerabilities were discovered in cURL, an URL transfer library. CVE-2018-16890 Wenxiang Qian of Tencent Blade Team discovered that the function handling incoming NTLM type-2 messages does not validate incoming data correctly and is subject to an integer overflow vulnerability, which could lead to an out-of-bounds buffer read. CVE-2019-3822 Wenxiang Qian of Tencent Blade Team discovered that the function creating an outgoing NTLM type-3 header is subject to an integer overflow vulnerability, which could lead to an out-of-bounds write. CVE-2019-3823 Brian Carpenter of Geeknik Labs discovered that the code handling the end-of-response for SMTP is subject to an out-of-bounds heap read.

curl on Debian Linux

This check tests the installed software version using the apt package manager.

For the stable distribution (stretch), these problems have been fixed in version 7.52.1-5+deb9u9. We recommend that you upgrade your curl packages. For the detailed security status of curl please refer to its security tracker page linked in the references.