Debian Security Advisory

DSA-4386-1 curl -- security update

Date Reported:
06 Feb 2019
Affected Packages:
curl
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2018-16890, CVE-2019-3822, CVE-2019-3823.
More information:

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.

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 at: https://security-tracker.debian.org/tracker/curl