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CVE-2019-5436

Status Candidate

Overview

A heap buffer overflow in the TFTP receiving code allows for DoS or arbitrary code execution in libcurl versions 7.19.4 through 7.64.1.

Related Files

Red Hat Security Advisory 2020-2505-01
Posted Jun 11, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2505-01 - The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Issues addressed include a buffer overflow vulnerability.

tags | advisory, web, overflow, protocol
systems | linux, redhat
advisories | CVE-2019-5436
SHA-256 | 9af881c5b1f38db9041445864403af20a6329e9e571f98946b21abaa0d85dfa2
Red Hat Security Advisory 2020-1792-01
Posted Apr 28, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-1792-01 - The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Issues addressed include buffer overflow and double free vulnerabilities.

tags | advisory, web, overflow, vulnerability, protocol
systems | linux, redhat
advisories | CVE-2019-5436, CVE-2019-5481, CVE-2019-5482
SHA-256 | 20b600d790458c00804e2e0e5e79fb431b6530c514226f9ef7831ef0c6983bd0
Red Hat Security Advisory 2020-1020-01
Posted Mar 31, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-1020-01 - The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Issues addressed include a buffer overflow vulnerability.

tags | advisory, web, overflow, protocol
systems | linux, redhat
advisories | CVE-2019-5436
SHA-256 | e42ea9865f21410f6c7489768bebc2d14c873926310715fb2301e4a04f0ffd37
Gentoo Linux Security Advisory 202003-29
Posted Mar 16, 2020
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202003-29 - Multiple vulnerabilities have been found in cURL, the worst of which may lead to arbitrary code execution. Versions less than 7.66.0 are affected.

tags | advisory, arbitrary, vulnerability, code execution
systems | linux, gentoo
advisories | CVE-2019-5435, CVE-2019-5436, CVE-2019-5481, CVE-2019-5482
SHA-256 | fef8e9975eaf1e918590d39ea1374b905b707c00d050d8e4e1caaa4473ce5aab
Debian Security Advisory 4633-1
Posted Feb 25, 2020
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4633-1 - Multiple vulnerabilities were discovered in cURL, an URL transfer library.

tags | advisory, vulnerability
systems | linux, debian
advisories | CVE-2019-5436, CVE-2019-5481, CVE-2019-5482
SHA-256 | b7f2ce0f1e8a86c966bfba98bf404e0b81f1d24285a3ca41d94c909e96c042ac
Slackware Security Advisory - curl Updates
Posted May 23, 2019
Authored by Slackware Security Team | Site slackware.com

Slackware Security Advisory - New curl packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues.

tags | advisory
systems | linux, slackware
advisories | CVE-2019-5435, CVE-2019-5436
SHA-256 | c7b7d3aa5f310b98feb164aa85e9a57822005f12b22d8493cbbe0a4062035529
Ubuntu Security Notice USN-3993-2
Posted May 22, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3993-2 - USN-3993-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. It was discovered that curl incorrectly handled memory when receiving data from a TFTP server. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2019-5436
SHA-256 | fc1e90e6b6f384b445a2dd01f2878f8c9d5c81c233eef28840bdc119fb3c14f5
Ubuntu Security Notice USN-3993-1
Posted May 22, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3993-1 - Wenchao Li discovered that curl incorrectly handled memory in the curl_url_set function. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 19.04. It was discovered that curl incorrectly handled memory when receiving data from a TFTP server. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2019-5435, CVE-2019-5436
SHA-256 | 0b745cdea1e32adf422a20edd455b2e23f046fdb5325d7492534a73649ba4733
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