USN-4616-1: AccountsService vulnerabilities

Kevin Backhouse discovered that AccountsService incorrectly dropped privileges. A local user could possibly use this issue to cause AccountsService to crash or hang, resulting in a denial of service. CVE-2020-16126 Kevin Backhouse discovered that AccountsService incorrectly handled reading...

USN-4614-1: GDM vulnerability

Kevin Backhouse discovered that GDM incorrectly launched the initial setup tool when the accountsservice daemon was not reachable. A local attacker able to cause accountsservice to crash or stop responding could trick GDM into launching the initial setup tool and create a privileged user...

USN-4613-1: python-cryptography vulnerability

Hubert Kario discovered that python-cryptography incorrectly handled certain decryption. An attacker could possibly use this issue to expose sensitive information...

USN-4605-2: Blueman update

Vaisha Bernard discovered that blueman did not properly sanitize input on the d-bus interface to blueman-mechanism. A local attacker could possibly use this issue to escalate privileges and run arbitrary code or cause a denial of service. CVE-2020-15238 While a previous security update fixed the...

USN-4611-1: Samba vulnerabilities

Steven French discovered that Samba incorrectly handled ChangeNotify permissions. A remote attacker could possibly use this issue to obtain file name information. CVE-2020-14318 Bas Alberts discovered that Samba incorrectly handled certain winbind requests. A remote attacker could possibly use th...

USN-4610-1: fastd vulnerability

It was discovered that fastd did not properly handle receive buffers under certain circumstances. A remote attacker could possibly use this issue to cause a memory leak, resulting in a denial of service. CVE-2020-27638...

USN-4609-1: GOsa vulnerabilities

Fabian Henneke discovered that GOsa incorrectly handled client cookies. An authenticated user could exploit this with a crafted cookie to perform file deletions in the context of the user account that runs the web server. CVE-2019-14466 It was discovered that GOsa incorrectly handled user access...

USN-4552-3: Pam-python regression

USN-4552-1 and USN-4552-2 fixed a vulnerability in Pam-python. The update introduced a regression which prevented PAM modules written in Python from importing python modules from site-specific directories. We apologize for the inconvenience. Original advisory details: Malte Kraus discovered that...

USN-4608-1: ca-certificates update

The ca-certificates package contained outdated CA certificates. This update refreshes the included certificates to those contained in the 2.44 version of the Mozilla certificate authority bundle...

USN-4607-1: OpenJDK vulnerabilities

It was discovered that OpenJDK incorrectly handled deserializing Proxy class objects with many interfaces. A remote attacker could possibly use this issue to cause a denial of service memory consumption via a specially crafted input. CVE-2020-14779 Sergey Ostanin discovered that OpenJDK incorrect...

USN-3081-2: Tomcat vulnerability

Dawid Golunski discovered that the Tomcat init script incorrectly handled creating log files. A remote attacker could possibly use this issue to obtain root privileges...

USN-4603-1: MariaDB vulnerabilities

It was discovered that MariaDB didn't properly validate the content of a packet received from a server. A remote attacker could use this vulnerability to sent a specialy crafted file to cause a denial of service. CVE-2020-13249 It was discovered that MariaDB has other security issues. An attacker...

USN-4602-2: Perl vulnerabilities

USN-4602-1 fixed several vulnerabilities in Perl. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: ManhND discovered that Perl incorrectly handled certain regular expressions. In environments where untrusted regular expressions ar...

USN-4600-2: Netty vulnerabilities

USN-4600-1 fixed multiple vunerabilities in Netty 3.9. This update provides the corresponding fixes for CVE-2019-20444, CVE-2019-20445 for Netty. Also it was discovered that Netty allow for unbounded memory allocation. A remote attacker could send a large stream to the Netty server causing it to...

USN-4605-1: Blueman vulnerability

Vaisha Bernard discovered that blueman did not properly sanitize input on the d-bus interface to blueman-mechanism. A local attacker could possibly use this issue to escalate privileges and run arbitrary code or cause a denial of service. CVE-2020-15238...

USN-4583-2: PHP vulnerabilities

USN-4583-1 fixed vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 20.10. Original advisory details: It was discovered that PHP incorrectly handled certain encrypt ciphers. An attacker could possibly use this issue to decrease security or cause incorrect encryption...

USN-4604-1: MySQL vulnerabilities

Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 8.0.22 in Ubuntu 20.04 LTS and Ubuntu 20.10. Ubuntu 16.04 LTS and Ubuntu 18.04 LTS have been updated to MySQL 5.7.32. In addition to security fixes...

USN-4599-2: Firefox vulnerabilities

USN-4599-1 fixed vulnerabilities in Firefox. This update provides the corresponding updates for Ubuntu 16.04 LTS. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit...

USN-4562-2: kramdown vulnerability

It was discovered that kramdown insecurely handled certain crafted input. An attacker could use this vulnerability to read restricted files or execute arbitrary code...

USN-4602-1: Perl vulnerabilities

ManhND discovered that Perl incorrectly handled certain regular expressions. In environments where untrusted regular expressions are evaluated, a remote attacker could possibly use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-4599-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, spoof the prompt for opening an external application, obtain sensitive information, or execute arbitrary...

LSN-0073-1: Kernel Live Patch Security Notice

Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-12351 Andy Nguyen discovered that the...

USN-4601-1: pip vulnerability

It was discovered that pip did not properly sanitize the filename during pip install. A remote attacker could possible use this issue to read and write arbitrary files on the host filesystem as root, resulting in a directory traversal attack. CVE-2019-20916...

USN-4600-1: Netty vulnerabilities

It was discovered that Netty had HTTP request smuggling vulnerabilities. A remote attacker could used it to extract sensitive information. CVE-2019-16869, CVE-2019-20444, CVE-2019-20445, CVE-2020-7238...

USN-4593-2: FreeType vulnerability

USN-4593-1 fixed a vulnerability in FreeType. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Sergei Glazunov discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font...

USN-4598-1: LibEtPan vulnerability

It was discovered that LibEtPan incorrectly handled STARTTLS when using IMAP, SMTP and POP3. A remote attacker could possibly use this issue to perform a response injection attack. CVE-2020-15953...

USN-4597-1: mod_auth_mellon vulnerabilities

François Kooman discovered that modauthmellon incorrectly handled cookies. An attacker could possibly use this issue to cause a Cross-Site Session Transfer attack. CVE-2017-6807 It was discovered that modauthmellon incorrectly handled certain requests. An attacker could possibly use this issue to...

USN-4552-2: Pam-python vulnerability

Malte Kraus discovered that Pam-python mishandled certain environment variables. A local attacker could potentially use this vulnerability to execute programs as root...

USN-4596-1: Tomcat vulnerabilities

It was discovered that Tomcat did not properly manage HTTP/2 streams. An attacker could possibly use this to cause Tomcat to consume resources, resulting in a denial of service. CVE-2020-11996 It was discovered that Tomcat did not properly release the HTTP/1.1 processor after the upgrade to HTTP/...

USN-4595-1: Grunt vulnerability

It was discovered that Grunt did not properly load yaml files. An attacker could possibly use this to execute arbitrary code. CVE-2020-7729...

USN-4594-1: Quassel vulnerabilities

It was discovered that Quassel incorrectly handled Qdatastream protocol. A remote attacker could possibly use this issue to execute arbitrary code. CVE-2018-1000178 It was discovered that Quassel incorrectly handled certain login requests. A remote attacker could possibly use this issue to cause ...

USN-4587-1: iTALC vulnerabilities

Nicolas Ruff discovered that iTALC had buffer overflows, divide-by-zero errors and didn't check malloc return values. A remote attacker could use these issues to cause a denial of service or possibly execute arbitrary code. CVE-2014-6051, CVE-2014-6052, CVE-2014-6053, CVE-2014-6054, CVE-2014-6055...

USN-4586-1: PHP ImageMagick vulnerability

It was discovered that PHP ImageMagick extension didn't check the address used by an array. An attacker could use this issue to cause PHP ImageMagick to crash, resulting in a denial of service...

USN-4593-1: FreeType vulnerability

Sergei Glazunov discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges...

USN-4592-1: Linux kernel vulnerabilities

Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-12351 Andy Nguyen discovered that the...

USN-4591-1: Linux kernel vulnerabilities

Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-12351 Andy Nguyen discovered that the...

USN-4588-1: FlightGear vulnerability

It was discovered that FlightGear could write arbitrary files if received a special nasal script. A remote attacker could exploit this with a crafted file to execute arbitrary code...

USN-4590-1: Collabtive vulnerability

It was discovered that Collabtive did not properly validate avatar image file uploads. An authenticated user could exploit this with a crafted file to cause Collabtive to execute arbitrary code. CVE-2015-0258...

USN-4585-1: Newsbeuter vulnerabilities

It was discovered that Newsbeuter didn't handle the command line input properly. An remote attacker could use it to ran remote code by crafting a special input file. CVE-2017-12904 It was discovered that Newsbeuter didn't handle metacharacters in its filename properly. An remote attacker could us...

USN-4546-2: Firefox regressions

USN-4546-1 fixed vulnerabilities in Firefox. The update introduced various minor regressions. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted...

USN-4584-1: HtmlUnit vulnerability

It was discovered that HtmlUnit incorrectly initialized Rhino engine. An Attacker could possibly use this issue to execute arbitrary Java code...

USN-4589-2: Docker vulnerability

USN-4589-1 fixed a vulnerability in containerd. This update provides the corresponding update for docker.io. Original advisory details: It was discovered that containerd could be made to expose sensitive information when processing URLs in container image manifests. A remote attacker could use th...

USN-4589-1: containerd vulnerability

It was discovered that containerd could be made to expose sensitive information when processing URLs in container image manifests. A remote attacker could use this to trick the user and obtain the user's registry credentials...

USN-4583-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled certain encrypt ciphers. An attacker could possibly use this issue to decrease security or cause incorrect encryption data. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2020-7069 It was discorevered that PHP incorrectly handled...

USN-4582-1: Vim vulnerabilities

It was discovered that Vim incorrectly handled permissions on the .swp file. A local attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 16.04 LTS. CVE-2017-17087 It was discovered that Vim incorrectly handled restricted mode. A local attacker...

USN-4581-1: Python vulnerability

It was discovered that Python incorrectly handled certain character sequences. A remote attacker could possibly use this issue to perform CRLF injection...

LSN-0072-1: Kernel Live Patch Security Notice

It was discovered that the F2FS file system implementation in the Linux kernel did not properly perform bounds checking on xattrs in some situations. A local attacker could possibly use this to expose sensitive information kernel memory. CVE-2020-0067 It was discovered that the Serial CAN interfa...

USN-4577-1: Linux kernel vulnerabilities

Hadar Manor discovered that the DCCP protocol implementation in the Linux kernel improperly handled socket reuse, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-16119 Giuseppe Scriva...

USN-4580-1: Linux kernel vulnerability

Hadar Manor discovered that the DCCP protocol implementation in the Linux kernel improperly handled socket reuse, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...

USN-4579-1: Linux kernel vulnerabilities

Hadar Manor discovered that the DCCP protocol implementation in the Linux kernel improperly handled socket reuse, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-16119 Wen Xu discover...