KnowledgeBase

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 * Official [[https://www.ubuntu.com/usn/|Ubuntu Security Announcements]]
 * Unofficial translations of Ubuntu Security Announcements:
  * [[http://blogs.media-tips.com/bernard.opic/category/ubuntu-security-notices/|French]]
 * Official [[https://ubuntu.com/security/notices|Ubuntu Security Notices]] (USNs)
 * Ubuntu security update notifications [[SecurityTeam/UpdateNotifications|additional information]]
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In order to stay secure, Ubuntu users should simply apply the Ubuntu security updates to their systems when they become available. In order to stay secure, Ubuntu users should simply apply all Ubuntu security updates to their systems when they become available.
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==== 2022 ====
 * [[ https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/Retbleed | Retbleed and related return predictor microarchitetcural flaws (CVE-2022-29901, CVE-2022-28693, CVE-2022-23816, CVE-2022-23825) ]]
 * [[ https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/DirtyPipe | Page cache overwrite with pipes flaw in the Linux Kernel (CVE-2022-0847 aka Dirty Pipe) ]]
 * [[ https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/BHI | Branch History Injection Microarchitectural flaws (CVE-2022-0001, CVE-2022-0002, CVE-2022-23960) ]]

==== 2021 ====
 * [[ https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/Log4Shell | Apache Log4j 2 remote code execution (CVE-2021-44228 [aka Log4Shell])]]
 * [[ https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/GRUB2SecureBootBypass2021 | GRUB2 Secure Boot Bypass (CVE-2020-14372, CVE-2020-25632, CVE-2020-25647, CVE-2020-27749, CVE-2020-27779, CVE-2021-20225, CVE-2021-20233, CVE-2021-3418)]]

==== 2020 ====
 * [[ https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/Platypus | Intel power side-channels (CVE-2020-8694 and CVE-2020-8695, aka Platypus)]]
 * [[ https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/GRUB2SecureBootBypass | GRUB2 Secure Boot Bypass (CVE-2020-10713, CVE-2020-14308, CVE-2020-14309, CVE-2020-14310, CVE-2020-14311, CVE-2020-15705, CVE-2020-15706, CVE-2020-15707, aka BootHole)]]
 * [[ https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/SRBDS | Special Register Buffer Data Sampling (SRBDS) Hardware Vulnerability in Intel CPUs (CVE-2020-0543, aka Crosstalk)]]

==== 2019 ====
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/runC | runC / docker.io Privileged Container Escape (CVE-2019-5736)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/SnapSocketParsing | Snap Socket Parsing (CVE-2019-7304)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/MDS | Microarchitectural Data Sampling (MDS) (CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, and CVE-2019-11091)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/SACKPanic | SACK Panic and Other TCP Denial of Service Issues (CVE-2019-11477, CVE-2019-11478, and CVE-2019-11479)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/k8s-CVE-2019-11247 | Kubernetes API Server Vulnerability (CVE-2019-11247) ]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/http2 | HTTP/2 Denial of Service Vulnerabilities ]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/TAA_MCEPSC_i915 | TSX Asynchronous Abort (TAA, CVE-2019-11135), Intel® Processor Machine Check Error (MCEPSC, CVE-2018-12207), and i915 graphics (CVE-2019-0155, CVE-2019-0154) vulnerabilities]]

==== 2018 ====
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/Pop_SS | Mov/Pop SS vulnerabilities (CVE-2018-8897 and CVE-2018-1087) ]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/Variant4 | Variant 4 of Side Channel issues (CVE-2018-3639)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/LazyFP | Lazy FP Save/Restore (CVE-2018-3665)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/BCBS | Bounds Check Bypass Store (BCBS) (CVE-2018-3693) ]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/NetSpectre | NetSpectre ]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/L1TF | L1 Terminal Fault (L1TF) (CVE-2018-3615, CVE-2018-3620, and CVE-2018-3646)]]

==== 2017 ====
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/BlueBorne | BlueBorne bluetooth vulnerabilities (CVE-2017-1000250, CVE-2017-1000251)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/SpectreAndMeltdown | Spectre and Meltdown vulnerabilities (CVE-2017-5753, CVE-2017-5754, and CVE-2017-5715) ]]

==== 2016 ====
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/OpenSSHClientRoaming|OpenSSH Client Roaming (CVE-2016-0777, CVE-2016-0778)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/httpoxy|httpoxy CGI application vulnerability]]

==== 2015 ====
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 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/VENOM|VENOM (CVE-2015-3456)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/LogJam|LogJam (CVE-2015-4000)]]
 * [[https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/Stagefright|Stagefright (CVE-2015-1538, CVE-2015-1539, CVE-2015-3824, CVE-2015-3826, CVE-2015-3827, CVE-2015-3828, CVE-2015-3829)]]
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 * [[http://people.canonical.com/~ubuntu-security/cve/|Ubuntu CVE Tracker]] (web view)  * [[https://ubuntu.com/security/cve|Ubuntu CVE Tracker]] (web view)
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 * [[SecurityTeam/UpdateProcedures| Security Update Procedures]]  * [[SecurityTeam/UpdateProcedures|Security update procedures]]
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 * [[https://wiki.ubuntu.com/SecurityTeam/UpdateProcedures#Preparing%20an%20update|How to prepare an updated package]]  * [[SecurityTeam/UpdateProcedures#Preparing%20an%20update|How to prepare an updated package]]
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 * [[SecurityTeam/UpdatePublication#Media_coverage|Media coverage]]

Security updates

Announcements

Media coverage

In order to stay secure, Ubuntu users should simply apply all Ubuntu security updates to their systems when they become available.

For some vulnerabilities that are highlighted by the media, we've provided additional information as part of our KnowledgeBase:

2022

2021

2020

2019

2018

2017

2016

2015

Vulnerability Resources

Update processes

Update techniques

Policies

Features

Process

Problems


CategorySecurityTeam

SecurityTeam/KnowledgeBase (last edited 2022-07-12 17:23:41 by sbeattie)