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Gentoo GLSA 201709-14 Normal: cURL Denial Of Service Threat

gentoo
Calendar Grey September 17, 2017
Dist Gentoo Esm H88
Update to cURL version 7.55.1 to fix various vulnerabilities that could lead to Denial of Service threats and workarounds for TLS restrictions.
Multiple vulnerabilities have been found in cURL, the worst of which may allow attackers to bypass intended restrictions.

Summary

Multiple vulnerabilities have been discovered in cURL. Please review the CVE identifiers referenced below for details.

Topics%20covered

Topics Covered

security advisory denial of service gentoo security issues curl normal severity

Resolution

All cURL users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/curl-7.55.1"

References

[ 1 ] CVE-2017-1000099 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-1000099 [ 2 ] CVE-2017-1000100 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-1000100 [ 3 ] CVE-2017-1000101 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-1000101 [ 4 ] CVE-2017-7407 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-7407 [ 5 ] CVE-2017-7468 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-7468

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201709-14
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: cURL: Multiple vulnerabilities
Date: September 17, 2017
Bugs: #615870, #615994, #626776
ID: 201709-14

Topics%20covered

Topics Covered

security advisory denial of service gentoo security issues curl normal severity

Synopsis

Multiple vulnerabilities have been found in cURL, the worst of which may allow attackers to bypass intended restrictions.

Background

cURL is a tool and libcurl is a library for transferring data with URL syntax.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/curl < 7.55.1 >= 7.55.1

Impact

===== Remote attackers could cause a Denial of Service condition, obtain sensitive information, or bypass intended restrictions for TLS sessions.

Workaround

There is no known workaround at this time.