USN-5438-2: HTMLDOC vulnerability

USN-5438-1 fixed a vulnerability in HTMLDOC. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that HTMLDOC did not properly manage memory under certain circumstances. If a user were tricked into opening a special...

USN-5442-1: Linux kernel vulnerabilities

Kyle Zeng discovered that the Network Queuing and Scheduling subsystem of the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

USN-5443-1: Linux kernel vulnerabilities

Kyle Zeng discovered that the Network Queuing and Scheduling subsystem of the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

USN-5441-1: WebKitGTK vulnerabilities

A large number of security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service...

USN-5404-2: Rsyslog vulnerability

USN-5404-1 addressed a vulnerability in Rsyslog. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: Pieter Agten discovered that Rsyslog incorrectly handled certain requests. An attacker could possibly use this issue to cause a crash...

USN-5432-2: libpng vulnerabilities

USN-5432-1 fixed vulnerabilities in libpng. This update provides the corresponding updates for libpng1.6. Original advisory details: It was discovered that libpng incorrectly handled memory when parsing certain PNG files. If a user or automated system were tricked into opening a specially crafted...

USN-5440-1: PostgreSQL vulnerability

Alexander Lakhin discovered that PostgreSQL incorrectly handled the security restricted operation sandbox when a privileged user is maintaining another user's objects. An attacker having permission to create non-temp objects can use this issue to execute arbitrary commands as the superuser...

USN-5439-1: AccountsService vulnerability

Gunnar Hjalmarsson discovered that AccountsService incorrectly dropped privileges. A local user could possibly use this issue to cause AccountsService to crash or stop responding, resulting in a denial of service. CVE-2022-1804...

USN-5438-1: HTMLDOC vulnerability

It was discovered that HTMLDOC did not properly manage memory under certain circumstances. If a user were tricked into opening a specially crafted HTML file, a remote attacker could possibly use this issue to cause HTMLDOC to crash, resulting in a denial of service, or possibly execute arbitrary...

USN-5437-1: libXfixes vulnerability

Tobias Stoeckmann discovered that libXfixes incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code...

USN-5436-1: libXrender vulnerabilities

Tobias Stoeckmann discovered that libXrender incorrectly handled certain responses. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code. CVE-2016-7949, CVE-2016-7950...

USN-5434-1: Firefox vulnerabilities

It was discovered that the methods of an Array object could be corrupted as a result of prototype pollution by sending a message to the parent process. If a user were tricked into opening a specially crafted website, an attacker could exploit this to execute JavaScript in a privileged context...

USN-5433-1: Vim vulnerabilities

It was discovered that Vim incorrectly handled parsing of filenames in its search functionality. If a user were tricked into opening a specially crafted file, an attacker could crash the application, leading to a denial of service. CVE-2021-3973 It was discovered that Vim incorrectly handled memo...

USN-5432-1: libpng vulnerabilities

It was discovered that libpng incorrectly handled memory when parsing certain PNG files. If a user or automated system were tricked into opening a specially crafted PNG file, an attacker could use this issue to cause libpng to crash, resulting in a denial of service, or possible execute arbitrary...

USN-5342-3: Python vulnerability

USN-5342-1 fixed several vulnerabilities in Python. This update provides the corresponding fix for CVE-2021-3426 for Ubuntu 18.04 ESM. Original advisory details: David Schwörer discovered that Python incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive...

USN-5424-2: OpenLDAP vulnerability

USN-5424-1 fixed a vulnerability in OpenLDAP. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that OpenLDAP incorrectly handled certain SQL statements within LDAP queries in the experimental back-sql backend. A...

USN-4961-2: pip vulnerability

USN-4961-1 fixed a vulnerability in pip. This update provides the corresponding updates for Ubuntu 14.04 ESM, Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. Original advisory details: It was discovered that pip incorrectly handled unicode separators in git references. A remote attacker could possibly use...

USN-5430-1: GNOME Settings vulnerability

It was discovered that GNOME Settings incorrectly handled the remote desktop sharing configuration. When turning off desktop sharing, it may be turned on again after rebooting, contrary to expectations...

USN-5429-1: Bind vulnerability

Thomas Amgarten discovered that Bind incorrectly handled certain TLS connections being destroyed. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service...

USN-5428-1: libXrandr vulnerabilities

Tobias Stoeckmann discovered that libXrandr incorrectly handled certain responses. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code. CVE-2016-7947, CVE-2016-7948...

USN-5427-1: Apport vulnerabilities

Muqing Liu and neoni discovered that Apport incorrectly handled detecting if an executable was replaced after a crash. A local attacker could possibly use this issue to execute arbitrary code as the root user. CVE-2021-3899 Gerrit Venema discovered that Apport incorrectly handled connections to...

USN-5426-1: needrestart vulnerability

Jakub Wilk discovered that needrestart incorrectly used some regular expressions. A local attacker could possibly use this issue to execute arbitrary code...

USN-5423-2: ClamAV vulnerabilities

USN-5423-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM. Original advisory details: Michał Dardas discovered that ClamAV incorrectly handled parsing CHM files. A remote attacker could possibly use this issue to cause...

USN-5425-1: PCRE vulnerabilities

Yunho Kim discovered that PCRE incorrectly handled memory when handling certain regular expressions. An attacker could possibly use this issue to cause applications using PCRE to expose sensitive information. This issue only affects Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 21.10 and Ubuntu 22.0...

USN-5424-1: OpenLDAP vulnerability

It was discovered that OpenLDAP incorrectly handled certain SQL statements within LDAP queries in the experimental back-sql backend. A remote attacker could possibly use this issue to perform an SQL injection attack and alter the database...

USN-5423-1: ClamAV vulnerabilities

Michał Dardas discovered that ClamAV incorrectly handled parsing CHM files. A remote attacker could possibly use this issue to cause ClamAV to stop responding, resulting in a denial of service. CVE-2022-20770 Michał Dardas discovered that ClamAV incorrectly handled parsing TIFF files. A remote...

USN-5311-2: containerd regression

USN-5311-1 released updates for contained. Unfortunately, a subsequent update reverted the fix for this CVE by mistake. This update corrects the problem. We apologize for the inconvenience. Original advisory details: It was discovered that containerd allows attackers to gain access to read- only...

USN-5422-1: libxml2 vulnerabilities

Shinji Sato discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 14.04 ESM, and Ubuntu 16.04 ESM. CVE-2022-23308 It was...

USN-5421-1: LibTIFF vulnerabilities

It was discovered that LibTIFF incorrectly handled certain images. An attacker could possibly use this issue to cause a crash, resulting in a denial of service. This issue only affects Ubuntu 14.04 ESM, Ubuntu 16.04 ESM, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2020-35522 Chintan Shah discovere...

USN-5420-1: Vorbis vulnerabilities

It was discovered that Vorbis incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code. CVE-2017-14160, CVE-2018-10392, CVE-2018-10393...

USN-5419-1: Rsyslog vulnerabilities

It was discovered that Rsyslog improperly handled certain invalid input. An attacker could use this issue to cause Rsyslog to crash...

USN-5418-1: Linux kernel vulnerabilities

Ke Sun, Alyssa Milburn, Henrique Kawakami, Emma Benoit, Igor Chervatyuk, Lisa Aichele, and Thais Moreira Hamasaki discovered that the Spectre Variant 2 mitigations for AMD processors on Linux were insufficient in some situations. A local attacker could possibly use this to expose sensitive...

USN-5417-1: Linux kernel vulnerabilities

Ke Sun, Alyssa Milburn, Henrique Kawakami, Emma Benoit, Igor Chervatyuk, Lisa Aichele, and Thais Moreira Hamasaki discovered that the Spectre Variant 2 mitigations for AMD processors on Linux were insufficient in some situations. A local attacker could possibly use this to expose sensitive...

USN-5416-1: Linux kernel (OEM) vulnerabilities

Qiuhao Li, Gaoning Pan and Yongkang Jia discovered that the KVM implementation in the Linux kernel did not properly perform guest page table updates in some situations. An attacker in a guest vm could possibly use this to crash the host OS. CVE-2022-1158 It was discovered that the implementation ...

USN-5415-1: Linux kernel vulnerabilities

Jeremy Cline discovered a use-after-free in the nouveau graphics driver of the Linux kernel during device removal. A privileged or physically proximate attacker could use this to cause a denial of service system crash. CVE-2020-27820 Ke Sun, Alyssa Milburn, Henrique Kawakami, Emma Benoit, Igor...

USN-5413-1: Linux kernel vulnerabilities

Jeremy Cline discovered a use-after-free in the nouveau graphics driver of the Linux kernel during device removal. A privileged or physically proximate attacker could use this to cause a denial of service system crash. CVE-2020-27820 It was discovered that a race condition existed in the network...

USN-5411-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, spoof the browser UI, bypass permission prompts, obtain sensitive information, bypass security...

USN-5412-1: curl vulnerabilities

Axel Chong discovered that curl incorrectly handled percent-encoded URL separators. A remote attacker could possibly use this issue to trick curl into using the wrong URL and bypass certain checks or filters. This issue only affected Ubuntu 22.04 LTS. CVE-2022-27780 Florian Kohnhuser discovered...

USN-5410-1: NSS vulnerability

Lenny Wang discovered that NSS incorrectly handled certain messages. A remote attacker could possibly use this issue to cause servers compiled with NSS to stop responding, resulting in a denial of service...

USN-5259-3: Cron regression

USN-5259-1 and USN-5259-2 fixed vulnerabilities in Cron. Unfortunately that update was incomplete and could introduce a regression. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that the postinst maintainer script in Cron unsafely...

USN-5409-1: libsndfile vulnerability

It was discovered that libsndfile was incorrectly performing memory management operations and incorrectly using buffers when executing its FLAC codec. If a user or automated system were tricked into processing a specially crafted sound file, an attacker could possibly use this issue to cause a...

USN-5408-1: Dnsmasq vulnerability

Petr Menšík and Richard Johnson discovered that Dnsmasq incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code or expose sensitive information...

USN-5407-1: Cairo vulnerabilities

Gustavo Grieco, Alberto Garcia, Francisco Oca, Suleman Ali, and others discovered that Cairo incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. CVE-2016-9082, CVE-2017-9814, CVE-2019-6462 Stephan Bergmann discovered that Cairo incorrectly...

USN-5179-2: BusyBox vulnerability

USN-5179-1 fixed vulnerabilities in BusyBox. This update provides the corresponding updates for Ubuntu 16.04 ESM. Original advisory details: It was discovered that BusyBox incorrectly handled certain malformed gzip archives. If a user or automated system were tricked into processing a specially...

USN-5244-2: DBus vulnerability

USN-5244-1 fixed a vulnerability in DBus. This update provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: Daniel Onaca discovered that DBus contained a use-after-free vulnerability, caused by the incorrect handling of usernames sharing the same...

USN-5259-2: Cron vulnerabilities

USN-5259-1 fixed several vulnerabilities in Cron. This update provides the corresponding update for Ubuntu 18.04 LTS. Original advisory details: It was discovered that the postinst maintainer script in Cron unsafely handled file permissions during package install or update operations. An attacker...

USN-5405-1: jbig2dec vulnerabilities

It was discovered that jbig2dec incorrectly handled memory when parsing invalid files. An attacker could use this issue to cause jbig2dec to crash, leading to a denial of service. CVE-2017-9216 It was discovered that jbig2dec incorrectly handled memory when processing untrusted input. An attacker...

USN-5404-1: Rsyslog vulnerability

Pieter Agten discovered that Rsyslog incorrectly handled certain requests. An attacker could possibly use this issue to cause a crash...

USN-5403-1: SQLite vulnerability

It was discovered that SQLite command-line component incorrectly handled certain queries. An attacker could possibly use this issue to cause a crash or possibly execute arbitrary code...

USN-5400-3: MySQL regression

USN-5400-1 fixed vulnerabilities in MySQL. The fix breaks existing charm configurations. This updated fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix the...