[SECURITY] [DSA 4633-1] curl security update

Debian Security Advisory DSA-4633-1 [email protected]
https://www.debian.org/security/ Alessandro Ghedini
February 22, 2020 https://www.debian.org/security/faq

Package : curl
CVE ID : CVE-2019-5436 CVE-2019-5481 CVE-2019-5482
Debian Bug : 929351 940009 940010

Multiple vulnerabilities were discovered in cURL, an URL transfer
library.

CVE-2019-5436

A heap buffer overflow in the TFTP receiving code was discovered,
which could allow DoS or arbitrary code execution. This only affects
the oldstable distribution (stretch).

CVE-2019-5481

Thomas Vegas discovered a double-free in the FTP-KRB code, triggered
by a malicious server sending a very large data block.

CVE-2019-5482

Thomas Vegas discovered a heap buffer overflow that could be
triggered when a small non-default TFTP blocksize is used.

For the oldstable distribution (stretch), these problems have been fixed
in version 7.52.1-5+deb9u10.

For the stable distribution (buster), these problems have been fixed in
version 7.64.0-4+deb10u1.

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

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]