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[openSUSE-SU-2021:2760-1] Security update for c-ares

Severity Important
Affected Packages 13
CVEs 1
Info Packages References Vulnerabilities

Security update for c-ares

This update for c-ares fixes the following issues:

Version update to git snapshot 1.17.1+20200724:

  • CVE-2021-3672: fixed missing input validation on hostnames returned by DNS servers (bsc#1188881)
  • If ares_getaddrinfo() was terminated by an ares_destroy(), it would cause crash
  • Crash in sortaddrinfo() if the list size equals 0 due to an unexpected DNS response
  • Expand number of escaped characters in DNS replies as per RFC1035 5.1 to prevent spoofing
  • Use unbuffered /dev/urandom for random data to prevent early startup performance issues
Package Affected Version
pkg:rpm/opensuse/libcares2?arch=x86_64&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/libcares2?arch=s390x&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/libcares2?arch=ppc64le&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/libcares2?arch=aarch64&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/libcares2-32bit?arch=x86_64&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/c-ares-utils?arch=x86_64&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/c-ares-utils?arch=s390x&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/c-ares-utils?arch=ppc64le&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/c-ares-utils?arch=aarch64&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/c-ares-devel?arch=x86_64&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/c-ares-devel?arch=s390x&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/c-ares-devel?arch=ppc64le&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
pkg:rpm/opensuse/c-ares-devel?arch=aarch64&distro=opensuse-leap-15.3 < 1.17.1+20200724-3.14.1
ID
openSUSE-SU-2021:2760-1
Severity
important
URL
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/4F2ZKNNMGENSNMAS5CDHA3CDDRAXF3AQ/
Published
2021-08-17T15:11:37
(3 years ago)
Modified
2021-08-17T15:11:37
(3 years ago)
Rights
Copyright 2024 SUSE LLC. All rights reserved.
Other Advisories
Type Package URL Namespace Name / Product Version Distribution / Platform Arch Patch / Fix
Affected pkg:rpm/opensuse/libcares2?arch=x86_64&distro=opensuse-leap-15.3 opensuse libcares2 < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 x86_64
Affected pkg:rpm/opensuse/libcares2?arch=s390x&distro=opensuse-leap-15.3 opensuse libcares2 < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 s390x
Affected pkg:rpm/opensuse/libcares2?arch=ppc64le&distro=opensuse-leap-15.3 opensuse libcares2 < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 ppc64le
Affected pkg:rpm/opensuse/libcares2?arch=aarch64&distro=opensuse-leap-15.3 opensuse libcares2 < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 aarch64
Affected pkg:rpm/opensuse/libcares2-32bit?arch=x86_64&distro=opensuse-leap-15.3 opensuse libcares2-32bit < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 x86_64
Affected pkg:rpm/opensuse/c-ares-utils?arch=x86_64&distro=opensuse-leap-15.3 opensuse c-ares-utils < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 x86_64
Affected pkg:rpm/opensuse/c-ares-utils?arch=s390x&distro=opensuse-leap-15.3 opensuse c-ares-utils < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 s390x
Affected pkg:rpm/opensuse/c-ares-utils?arch=ppc64le&distro=opensuse-leap-15.3 opensuse c-ares-utils < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 ppc64le
Affected pkg:rpm/opensuse/c-ares-utils?arch=aarch64&distro=opensuse-leap-15.3 opensuse c-ares-utils < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 aarch64
Affected pkg:rpm/opensuse/c-ares-devel?arch=x86_64&distro=opensuse-leap-15.3 opensuse c-ares-devel < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 x86_64
Affected pkg:rpm/opensuse/c-ares-devel?arch=s390x&distro=opensuse-leap-15.3 opensuse c-ares-devel < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 s390x
Affected pkg:rpm/opensuse/c-ares-devel?arch=ppc64le&distro=opensuse-leap-15.3 opensuse c-ares-devel < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 ppc64le
Affected pkg:rpm/opensuse/c-ares-devel?arch=aarch64&distro=opensuse-leap-15.3 opensuse c-ares-devel < 1.17.1+20200724-3.14.1 opensuse-leap-15.3 aarch64
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories Exploits PoC Pubblication Date Modification Date
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories PoC Pubblication Date Modification Date