USN-6088-1: runC vulnerabilities

It was discovered that runC incorrectly made /sys/fs/cgroup writable when in rootless mode. An attacker could possibly use this issue to escalate privileges. CVE-2023-25809 It was discovered that runC incorrectly performed access control when mounting /proc to non-directories. An attacker could...

USN-6084-1: Linux kernel vulnerabilities

Jordy Zomer and Alexandra Sandulescu discovered that the Linux kernel did not properly implement speculative execution barriers in usercopy functions in certain situations. A local attacker could use this to expose sensitive information kernel memory. CVE-2023-0459 Xingyuan Mo discovered that the...

USN-6067-1: OpenStack Neutron vulnerabilities

David Sinquin discovered that OpenStack Neutron incorrectly handled the default Open vSwitch firewall rules. An attacker could possibly use this issue to impersonate the IPv6 addresses of other systems on the network. This issue only affected Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. CVE-2021-20267...

USN-6017-2: Ghostscript vulnerability

USN-6017-1 fixed vulnerabilities in Ghostscript. This update provides the corresponding updates for Ubuntu 23.04. Original advisory details: Hadrien Perrineau discovered that Ghostscript incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service, or...

USN-6007-1: Linux kernel (GCP) vulnerabilities

It was discovered that the Upper Level Protocol ULP subsystem in the Linux kernel did not properly handle sockets entering the LISTEN state in certain protocols, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execut...

USN-5904-2: SoX regression

USN-5904-1 fixed vulnerabilities in SoX. It was discovered that the fix for CVE-2021-33844 was incomplete. This update fixes the problem. Original advisory details: Helmut Grohne discovered that SoX incorrectly handled certain inputs. If a user or an automated system were tricked into opening a...

USN-5948-1: Werkzeug vulnerabilities

It was discovered that Werkzeug did not properly handle the parsing of nameless cookies. A remote attacker could possibly use this issue to shadow other cookies. CVE-2023-23934 It was discovered that Werkzeug could be made to process unlimited number of multipart form data parts. A remote attacke...

USN-5482-2: SPIP vulnerabilities

USN-5482-1 fixed several vulnerabilities in SPIP. This update provides the corresponding updates for Ubuntu 20.04 LTS for CVE-2021-44118, CVE-2021-44120, CVE-2021-44122 and CVE-2021-44123. Original advisory details: It was discovered that SPIP incorrectly validated inputs. An authenticated attack...

USN-5872-1: NSS vulnerabilities

Tavis Ormandy discovered that NSS incorrectly handled an empty pkcs7 sequence. A remote attacker could possibly use this issue to cause NSS to crash, resulting in a denial of service. CVE-2022-22747 Ronald Crane discovered that NSS incorrectly handled certain memory operations. A remote attacker...

USN-5847-1: Grunt vulnerabilities

It was discovered that Grunt was not properly loading YAML files before parsing them. An attacker could possibly use this issue to execute arbitrary code. CVE-2020-7729 It was discovered that Grunt was not properly handling symbolic links when performing file copy operations. An attacker could...

USN-5817-1: Setuptools vulnerability

Sebastian Chnelik discovered that setuptools incorrectly handled certain regex inputs. An attacker could possibly use this issue to cause a denial of service...

USN-5795-2: Net-SNMP vulnerabilities

USN-5795-1 and 5543-1 fixed several vulnerabilities in Net-SNMP. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that Net-SNMP incorrectly handled certain requests. A remote attacker could possibly use these...

USN-5798-1: .NET 6 vulnerability

Johan Gorter discovered that .NET 6 incorrectly processed certain invalid HTTP requests. An attacker could possibly use this issue to cause a denial of service condition for an exposed endpoint...

USN-5714-1: LibTIFF vulnerabilities

It was discovered that LibTIFF incorrectly handled certain memory operations when using tiffcrop. An attacker could trick a user into processing a specially crafted tiff image file and potentially use this issue to cause a denial of service. This issue only affected Ubuntu 22.10. CVE-2022-2519,...

USN-5669-2: Linux kernel vulnerabilities

It was discovered that the SUNRPC RDMA protocol implementation in the Linux kernel did not properly calculate the header size of a RPC message payload. A local attacker could use this to expose sensitive information kernel memory. CVE-2022-0812 Moshe Kol, Amit Klein and Yossi Gilad discovered tha...

USN-5628-1: etcd vulnerabilities

It was discovered that etcd incorrectly handled certain specially crafted WAL files. An attacker could possibly use this issue to cause a denial of service. CVE-2020-15106, CVE-2020-15112 It was discovered that etcd incorrectly handled directory permissions when trying to create a directory that...

USN-5619-1: LibTIFF vulnerabilities

It was discovered that LibTIFF was not properly performing the calculation of data that would eventually be used as a reference for bound-checking operations. An attacker could possibly use this issue to cause a denial of service or to expose sensitive information. This issue only affected Ubuntu...

USN-5547-1: NVIDIA graphics drivers vulnerabilities

Le Wu discovered that the NVIDIA graphics drivers did not properly perform input validation in some situations. A local user could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-31607 Tal Lossos discovered that the NVIDIA graphics drivers incorrectly handled...

USN-5511-1: Git vulnerabilities

Carlo Marcelo Arenas Belón discovered that an issue related to CVE-2022-24765 still affected Git. An attacker could possibly use this issue to run arbitrary commands as administrator. CVE-2022-29187...

USN-5477-1: ncurses vulnerabilities

Hosein Askari discovered that ncurses was incorrectly performing memory management operations when dealing with long filenames while writing structures into the file system. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2017-16879 Chung-Yi L...

USN-5447-1: logrotate vulnerability

It was discovered that logrotate incorrectly handled the state file. A local attacker could possibly use this issue to keep a lock on the state file and cause logrotate to stop working, leading to a denial of service...

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-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-5152-1: Thunderbird vulnerabilities

Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, bypass security restrictions, spoof the UI, confuse the user, conduct phishing...

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-4573-1: Vino vulnerabilities

Nicolas Ruff discovered that Vino incorrectly handled large ClientCutText messages. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service. CVE-2014-6053 It was discovered that Vino incorrectly handled certain packet lengths. A remote attacker could...

USN-4566-1: Cyrus IMAP Server vulnerabilities

It was dicovered that Cyrus IMAP Server could execute arbitrary code via a crafted HTTP PUT operation for an event with a long iCalendar property name. An attacker could use this vulnerability to cause a crash or possibly execute arbitrary code. CVE-2019-11356 It was discovered that the Cyrus IMA...

USN-4530-1: Debian-LAN vulnerabilities

Wolfgang Schweer discovered that Debian-LAN did not properly handle ACLs for the Kerberos admin server. A local attacker could possibly use this issue to change the passwords of other users, leading to root privilege escalation. CVE-2019-3467...

USN-4514-1: libproxy vulnerability

It was discovered that libproxy incorrectly handled certain PAC files. An attacker could possibly use this issue to cause a denial of service...

USN-4407-1: LibVNCServer vulnerabilities

It was discovered that LibVNCServer incorrectly handled decompressing data. An attacker could possibly use this issue to cause LibVNCServer to crash, resulting in a denial of service. CVE-2019-15680 It was discovered that an information disclosure vulnerability existed in LibVNCServer when sendin...

USN-4340-1: CUPS vulnerabilities

It was discovered that CUPS incorrectly handled certain language values. A local attacker could possibly use this issue to cause CUPS to crash, leading to a denial of service, or possibly obtain sensitive information. This issue only applied to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 19.10...

USN-3961-1: Dovecot vulnerabilities

It was discovered that the Dovecot Submission login service incorrectly handled certain operations. A remote attacker could possibly use this issue to cause Dovecot to crash, resulting in a denial of service...

USN-3875-1: OpenJDK vulnerability

It was discovered that a memory disclosure issue existed in the OpenJDK Library subsystem. An attacker could use this to expose sensitive information and possibly bypass Java sandbox restrictions. CVE-2019-2422...

USN-3658-3: procps-ng vulnerabilities

USN-3658-1 fixed a vulnerability in procps-ng. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that the procps-ng top utility incorrectly read its configuration file from the current working directory. A local attacker could possibl...

USN-3743-1: 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-3738-1: Samba vulnerabilities

Svyatoslav Phirsov discovered that the Samba libsmbclient library incorrectly handled extra long filenames. A malicious server could use this issue to cause Samba to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2018-10858 Volker Mauel discovered that Samba...

USN-3705-2: Firefox regressions

USN-3705-1 fixed vulnerabilities in Firefox. The update introduced various minor regressions. This update fixes the problems. 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 crafte...

USN-3688-1: Spidermonkey vulnerabilities

Multiple memory safety issues were fixed in Spidermonkey. An attacker could potentially exploit these to cause a denial of service, or execute arbitrary code...

USN-3631-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3631-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. It was discovered that a buffer overread vulnerability existed in the keyring subsyste...

USN-3607-1: Screen Resolution Extra vulnerability

It was discovered that Screen Resolution Extra was using PolicyKit in an unsafe manner. A local attacker could potentially exploit this issue to bypass intended PolicyKit authorizations...

USN-3595-2: Samba vulnerability

USN-3595-1 fix a vulnerability in Samba. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that Samba incorrectly validated inputs to the RPC spoolss service. An authenticated attacker could use this issue to cause the service to cras...

USN-3586-1: DHCP vulnerabilities

Konstantin Orekhov discovered that the DHCP server incorrectly handled a large number of concurrent TCP sessions. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2016-2774 It was discovered that the...

USN-3583-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3583-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 ESM. It was discovered that an out-of-bounds write vulnerability existed in the...

USN-3564-1: PostgreSQL vulnerability

It was discovered that PostgreSQL incorrectly handled certain temp files. An attacker could possibly use this to access sensitive information...

USN-3519-1: Tomcat vulnerabilities

It was discovered that Tomcat incorrectly handled certain pipelined requests when sendfile was used. A remote attacker could use this issue to obtain wrong responses possibly containing sensitive information. CVE-2017-5647 It was discovered that Tomcat incorrectly used the appropriate facade...

USN-3509-4: Linux kernel (Xenial HWE) regression

USN-3509-2 fixed vulnerabilities in the Linux Hardware Enablement kernel for Ubuntu 14.04 LTS. Unfortunately, it also introduced a regression that prevented the Ceph network filesystem from being used. This update fixes the problem. We apologize for the inconvenience. Original advisory details:...

USN-3451-1: OpenStack Swift vulnerabilities

It was discovered that OpenStack Swift incorrectly handled tempurls. A remote authenticated user in possession of a tempurl key authorized for PUT could retrieve other objects in the same Swift account. CVE-2015-5223 Romain Le Disez and Örjan Persson discovered that OpenStack Swift incorrectly...

USN-3406-1: Linux kernel vulnerabilities

It was discovered that an out of bounds read vulnerability existed in the associative array implementation in the Linux kernel. A local attacker could use this to cause a denial of service system crash or expose sensitive information. CVE-2016-7914 It was discovered that a NULL pointer dereferenc...

USN-3199-3: Python Crypto vulnerability

USN-3199-1 fixed a vulnerability in Python Crypto. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that the ALGnew function in blocktemplace.c in the Python Cryptography Toolkit contained a heap-based buffer overflow vulnerability. ...

USN-3330-1: Linux kernel (Qualcomm Snapdragon) vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...