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Price Tag%201security advisorynetwork securityDoS issue

Red Hat Virtualization 4: RHSA-2021-1050-01 Moderate: Open vSwitch DoS

An update for openvswitch2.11 is now available in Red Hat Virtualization. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: openvswitch2.11 security update Advisory ID: RHSA-2021:1050-01 Product: Red Hat Virtualization Advisory URL: https://access.redhat.com/errata/RHSA-2021:1050 Issue date: 2021-03-31 CVE Names: CVE-2020-27827 CVE-2020-35498 ==================================================================== 1. Summary: An update for openvswitch2.11 is now available in Red Hat Virtualization. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts - ppc64le, x86_64 3. Description: Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Security Fix(es): * openvswitch: limitation in the OVS packet parsing in userspace leads to DoS (CVE-2020-35498) * lldp/openvswitch: denial of service via externally triggered memory leak (CVE-2020-27827) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/2974891 5. Bugs fixed(https://bugzilla.redhat.com/): 1908845 - CVE-2020-35498 openvswitch: limitation in the OVS packet parsing in userspace leads to DoS 1921438 - CVE-2020-27827 lldp/openvswitch: denial of service via externally triggered memory leak 6. Package List: Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts: Source: openvswitch2.11-2.11.3-86.el7fdp.src.rpm ovn2.11-2.11.1-57.el7fdp.src.rpm ppc64le: openvswitch2.11-2.11.3-86.el7fdp.ppc64le.rpm openvswitch2.11-debuginfo-2.11.3-86.el7fdp.ppc64le.rpm openvswitch2.11-devel-2.11.3-86.el7fdp.ppc64le.rpm ovn2.11-2.11.1-57.el7fdp.ppc64le.rpm ovn2.11-debuginfo-2.11.1-57.el7fdp.ppc64le.rpm ovn2.11-host-2.11.1-57.el7fdp.ppc64le.rpm ovn2.11-vtep-2.11.1-57.el7fdp.ppc64le.rpm python-openvswitch2.11-2.11.3-86.el7fdp.ppc64le.rpm x86_64: openvswitch2.11-2.11.3-86.el7fdp.x86_64.rpm openvswitch2.11-debuginfo-2.11.3-86.el7fdp.x86_64.rpm openvswitch2.11-devel-2.11.3-86.el7fdp.x86_64.rpm ovn2.11-2.11.1-57.el7fdp.x86_64.rpm ovn2.11-debuginfo-2.11.1-57.el7fdp.x86_64.rpm ovn2.11-host-2.11.1-57.el7fdp.x86_64.rpm ovn2.11-vtep-2.11.1-57.el7fdp.x86_64.rpm python-openvswitch2.11-2.11.3-86.el7fdp.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-27827 https://access.redhat.com/security/cve/CVE-2020-35498 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPGv1 iQIVAwUBYGRyQ9zjgjWX9erEAQhrShAAoeVmG1YdiiU+KFMdloJYVujUHAfasBEU Lh4XW/2T4R+kLbrG+cNu6Whm5JrNMNHxcr7VCBzBxMH2BdmhbBc+UhxEVIAmq9Kd BvOQykUW++052BkY4Iqm7q9viXkZNR4SK9fN2PKwK2yPezslta+AMQfnRhNzHU2a zv2uMt+198ALo/NriH4E5MFX4L8J7gvI+w1M6WsTXET9PJ3okANav+3E6gtwgheq gC0B3z7pzBDlSCIGXAi4lZjjtOd+jrZaxie6ltuQ0GPvEBLZXr+w8g9Q9SFhoBLE nN2UuWzhAq66rFPCan5YHn41AUNtwvfu5MAWOwk3KDFXznS9exXsBBQjN25y4jcO xl8cFSkJRghyJE1V5N2F52I9rTtqCysOyyLhoMWuNcYn7oU+rcQ/WAonrheYtZqk t+iRwOf04o9Zt9ns9Q5iHG5aQwXq0rB+HAeGfb0+4izqUF43HWj2pyxtaPq2jQfa iph0VN0x2M4ENXpjtO8vctu8Q1SKk0exiIou2d1EI0Dt4INZs67ewJyi1XoZP8Uu xRUWSPDMaWHKYCXzBkVD6nJQNmLT2usb4rfc3SkqG1Wjr2ieiiQC6k1Z/wi+RKfW lRK6WqHZTaAf0mG3QIjqmXa1IbF9CcGzoCtpfitPiWL0l2aewVSiDjXRsCVBorkX O5fT6yRvUC8=XI93 -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. You need JavaScript enabled to view it. https://listman.redhat.com/mailman/listinfo/rhsa-announce . The new openvswitch2.11 update for Red Hat Virtualization has been rated as a moderate impact release, fixing vulnerabilities that might result in Denial of Service (DoS) incidents. Red Hat Virtualization, openvswitch2.11, software updates, network protection. . Severity: Important. LinuxSecurity.com Team

Calendar%202 Mar 31, 2021 •Important Red Hat
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Ls Advisories Redhat Esm H240
Price Tag%201security advisorymoderatebug fix

RedHat: RHSA-2020-2296-01 Moderate: openvswitch2.11 Security Issues

An update for openvswitch2.11 is now available for Fast Datapath for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: openvswitch2.11 security, bug fix and enhancement update Advisory ID: RHSA-2020:2296-01 Product: Fast Datapath Advisory URL: https://access.redhat.com/errata/RHSA-2020:2296 Issue date: 2020-05-26 CVE Names: CVE-2020-10722 CVE-2020-10723 CVE-2020-10724 ==================================================================== 1. Summary: An update for openvswitch2.11 is now available for Fast Datapath for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Fast Datapath for Red Hat Enterprise Linux 7 - noarch, ppc64le, s390x, x86_64 3. Description: Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Security Fix(es): * dpdk: librte_vhost Interger overflow in vhost_user_set_log_base() (CVE-2020-10722) * dpdk: librte_vhost Integer truncation in vhost_user_check_and_alloc_queue_pair() (CVE-2020-10723) * dpdk: librte_vhost Missing inputs validation in Vhost-crypto (CVE-2020-10724) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es): * [RHEL7] Update OVS 2.11 to last branch-2.11 commit and DPDK 18.11.7 (BZ#1822653) * [RHEL7] ingressqdisc gets removed (BZ#1826826) 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1822653 - [RHEL7] Update OVS 2.11 to last branch-2.11 commit and DPDK 18.11.7 1828867 - CVE-2020-10722 dpdk: librte_vhost Interger overflow in vhost_user_set_log_base() 1828874 - CVE-2020-10723 dpdk: librte_vhost Integer truncation in vhost_user_check_and_alloc_queue_pair() 1828884 - CVE-2020-10724 dpdk: librte_vhost Missing inputs validation in Vhost-crypto 6. Package List: Fast Datapath for Red Hat Enterprise Linux 7: Source: openvswitch2.11-2.11.0-54.20200327gita4efc59.el7fdp.src.rpm noarch: openvswitch2.11-test-2.11.0-54.20200327gita4efc59.el7fdp.noarch.rpm ppc64le: openvswitch2.11-2.11.0-54.20200327gita4efc59.el7fdp.ppc64le.rpm openvswitch2.11-debuginfo-2.11.0-54.20200327gita4efc59.el7fdp.ppc64le.rpm openvswitch2.11-devel-2.11.0-54.20200327gita4efc59.el7fdp.ppc64le.rpm python-openvswitch2.11-2.11.0-54.20200327gita4efc59.el7fdp.ppc64le.rpm s390x: openvswitch2.11-2.11.0-54.20200327gita4efc59.el7fdp.s390x.rpm openvswitch2.11-debuginfo-2.11.0-54.20200327gita4efc59.el7fdp.s390x.rpm openvswitch2.11-devel-2.11.0-54.20200327gita4efc59.el7fdp.s390x.rpm python-openvswitch2.11-2.11.0-54.20200327gita4efc59.el7fdp.s390x.rpm x86_64: openvswitch2.11-2.11.0-54.20200327gita4efc59.el7fdp.x86_64.rpm openvswitch2.11-debuginfo-2.11.0-54.20200327gita4efc59.el7fdp.x86_64.rpm openvswitch2.11-devel-2.11.0-54.20200327gita4efc59.el7fdp.x86_64.rpm python-openvswitch2.11-2.11.0-54.20200327gita4efc59.el7fdp.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7.References: https://access.redhat.com/security/cve/CVE-2020-10722 https://access.redhat.com/security/cve/CVE-2020-10723 https://access.redhat.com/security/cve/CVE-2020-10724 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXsz8ytzjgjWX9erEAQiXZQ//aMxXu9DkoZ/bFskzC58dztRDkh02xb10 uQu7XikqlSfhQZgRjXeXZlDsitMH6kCXCzBo5HyZsb1v0YLpNaQwcSj6Uflt+1eO 1koH4HWnDAOQSgPMSpmOJ81TxaXbiG9J+LDzCawvoqtGc+lnYcFByQfKRsjh2kIn 9XrDsupFx8m+k5Pes7xEvjio5qVlPoCyo3chrHd6rr8CTHYknq4nztGj7SRaIFaS XXE9tGX8PtrWczfwkeGdkks9pHl9cltSzCo8/S8hN2xZ8bbrXQITvYx92XmL+yh+ eU1O7pbKyo4ZYI63GugkIju3B16jG0P5bHv7NB/SWdJyMdixLBfy9roUPPRq05lR HV3qM6mHLbgisFx9qqjX0oPp255Lyr5KByeQ+O2JOixbbixXxnhZ6/6PK82emyGO cEFzCyg+28VLw27FGLxs6yjLGRtIv8QjQZ/a+1zrx1J9HDAQZXJxYR+KU0dp2SKN AwpykOyUxrlreW9zOHmOOT//+/IQhl0xa7Mi7uyOwQFTC8XVAKVKhfC+p9/nLjmW 1AVUh9v4XXAvY/659jIWutbmaGyZjM9d5etiSX6y6/IUEuLyD7ec6Iioj8bWXcxM uMZGdbArYBl608HxuY6wbhrwvnqNLh6ec8gbNjFqckxWJ9BjNI9BnSE3HffeGT6G n8UU2+vl2TQ=9VaF -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. You need JavaScript enabled to view it. . A recent update for openvswitch2.11 on Red Hat introduces several important security improvements alongside various bug fixes and detailed guidelines.. openvswitch update, Red Hat security, fast datapath, network enhancements. . LinuxSecurity.com Team

Calendar%202 May 26, 2020 Red Hat
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[{"id":483,"title":"Self-taught through trial and error","votes":555,"type":"x","order":1,"pct":78.72,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.26,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.82,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.2,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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