USN-5797-1 webkit2gtk vulnerabilities

Several 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 attacks, and...

USN-5779-1 linux-azure, linux-azure-5.15, linux-azure-fde vulnerabilities

It was discovered that the NFSD implementation in the Linux kernel did not properly handle some RPC messages, leading to a buffer overflow. A remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-43945 Jann Horn discovered that the...

USN-5757-2 linux-aws-hwe, linux-gcp, linux-hwe, linux-oracle vulnerabilities

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-427...

USN-5736-1 imagemagick vulnerabilities

It was discovered that ImageMagick incorrectly handled certain values when processing PDF files. If a user or automated system using ImageMagick were tricked into opening a specially crafted PDF file, an attacker could exploit this to cause a denial of service. This issue only affected Ubuntu 14....

USN-5727-1 linux, linux-aws, linux-aws-hwe, linux-dell300x, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service system crash. CVE-2022-20422 It was discovered that the KVM implementation in the Linux kernel did not properly handl...

USN-5696-2 mysql-5.7 vulnerabilities

USN-5696-1 fixed several vulnerabilities in MySQL. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to...

USN-5598-1 linux-oracle vulnerability

It was discovered that the virtual terminal driver in the Linux kernel did not properly handle VGA console font changes, leading to an out-of-bounds write. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...

USN-5595-1 linux-aws-5.4, linux-azure-5.4 vulnerabilities

Asaf Modelevsky discovered that the IntelR 10GbE PCI Express ixgbe Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. CVE-2021-33061 It was discovered that the virtual terminal driver in the...

USN-5169-1 oddjob vulnerability

Matthias Gerstner discovered that there was a race condition in the mkhomedir tool shipped with the oddjob package. An authenticated attacker could use this to setup a symlink attack and change permissions on files on the host filesystem...

USN-5555-1 gst-plugins-good1.0 vulnerabilities

It was discovered that GStreamer Good Plugins incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code. CVE-2022-1920, CVE-2022-1921 It was discovered that GStreamer Good Plugins incorrectly handled certain files. An attacker could possibly use this...

USN-5396-2 ghostscript vulnerability

USN-5396-1 addressed a vulnerability in Ghostscript. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that Ghostscript incorrectly handled certain PostScript files. If a user or automated system were tricked into processing a special...

USN-5371-2 nginx vulnerability

USN-5371-1 fixed several vulnerabilities in nginx. This update provides the fix for CVE-2021-3618 for Ubuntu 22.04 LTS. Original advisory details: It was discovered that nginx Lua module mishandled certain inputs. An attacker could possibly use this issue to perform an HTTP Request Smuggling...

USN-5391-1 libsepol vulnerabilities

Nicolas Iooss discovered that libsepol incorrectly handled memory when handling policies. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2021-36084 It was discovered that libsepol incorrectly handled memory whe...

USN-5366-2 fribidi vulnerabilities

USN-5366-1 fixed several vulnerabilities in FriBidi. This update provides the corresponding updates for Ubuntu 22.04 LTS. Original advisory details: It was discovered that FriBidi incorrectly handled processing of input strings resulting in memory corruption. An attacker could use this issue to...

USN-5386-1 python-aiohttp vulnerability

Jelmer Vernooij and Beast Glatisant discovered that AIOHTTP incorrectly handled certain URLs, leading to an open redirect attack. A remote attacker could possibly use this issue to perform phishing attacks...

USN-5373-2 python-django vulnerabilities

USN-5373-1 fixed several vulnerabilities in Django. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that Django incorrectly handled certain certain column aliases in the QuerySet.annotate, aggregate, and extra...

USN-5294-1 linux vulnerabilities

It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Szymon Heidrich discovered that the USB Gadget...

USN-5257-1 ldns vulnerabilities

It was discovered that ldns incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. CVE-2020-19860, CVE-2020-19861...

USN-5224-2 ghostscript vulnerabilities

USN-5224-1 fixed several vulnerabilities in Ghostscript. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that Ghostscript incorrectly handled certain PostScript files. If a user or automated system were tricked into processing a...

USN-5168-2 thunderbird vulnerability

Tavis Ormandy discovered that NSS, included with Thunderbird, incorrectly handled verifying DSA/RSA-PSS signatures. A remote attacker could use this issue to cause Thunderbird to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-5091-2 linux-raspi, linux-raspi-5.4 vulnerabilities

Ofek Kirzner, Adam Morrison, Benedict Schlueter, and Piotr Krysiuk discovered that the BPF verifier in the Linux kernel missed possible mispredicted branches due to type confusion, allowing a side-channel attack. An attacker could use this to expose sensitive information. CVE-2021-33624 It was...

USN-5067-1 sssd vulnerabilities

Jakub Hrozek discovered that SSSD incorrectly handled file permissions. A local attacker could possibly use this issue to read the sudo rules available for any user. This issue only affected Ubuntu 18.04 LTS. CVE-2018-10852 It was discovered that SSSD incorrectly handled Group Policy Objects. Whe...

USN-4336-2 binutils vulnerabilities

USN-4336-1 fixed several vulnerabilities in GNU binutils. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that GNU binutils contained a large number of security issues. If a user or automated system were tricked into processing a...

USN-5000-2 linux-kvm vulnerabilities

USN-5000-1 fixed vulnerabilities in the Linux kernel for Ubuntu 20.04 LTS and the Linux HWE kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux KVM kernel for Ubuntu 20.04 LTS. Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of...

USN-4967-2 nginx vulnerability

USN-4967-1 fixed a vulnerability in nginx. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM. Original advisory details: Luis Merino, Markus Vervier, and Eric Sesterhenn discovered that nginx incorrectly handled responses to the DNS resolver. A remote attacker could...

USN-4969-1 isc-dhcp vulnerability

Jon Franklin and Pawel Wieczorkiewicz discovered that DHCP incorrectly handled lease file parsing. A remote attacker could possibly use this issue to cause DHCP to crash, resulting in a denial of service...

USN-4945-2 linux-raspi, linux-raspi-5.4 vulnerabilities

USN-4945-1 fixed vulnerabilities in the Linux kernel for Ubuntu 20.04 LTS and Ubuntu 18.04 LTS. This update provides the corresponding Linux kernel updates targeted specifically for Raspberry Pi devices in those same Ubuntu Releases. Original advisory details: It was discovered that the Nouveau G...

USN-4948-1 linux-oem-5.10 vulnerabilities

Ryota Shiga discovered that the eBPF implementation in the Linux kernel did not properly verify that a BPF program only reserved as much memory for a ring buffer as was allocated. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-3489...

USN-4923-1 edk2 vulnerabilities

Laszlo Ersek discovered that EDK II incorrectly handled recursion. A remote attacker could possibly use this issue to cause EDK II to consume resources, leading to a denial of service. CVE-2021-28210 Satoshi Tanda discovered that EDK II incorrectly handled decompressing certain images. A remote...

USN-4905-1 xorg-server, xorg-server-hwe-16.04, xorg-server-hwe-18.04 vulnerability

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain lengths of XInput extension ChangeFeedbackControl requests. An attacker could use this issue to cause the server to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-4876-1 linux, linux-aws, linux-kvm, linux-lts-xenial, linux-raspi2, linux-snapdragon vulnerabilities

Olivier Benjamin and Pawel Wieczorkiewicz discovered a race condition the Xen paravirt block backend in the Linux kernel, leading to a use-after-free vulnerability. An attacker in a guest VM could use this to cause a denial of service in the host OS. CVE-2020-29569 It was discovered that the...

USN-4724-1 openldap vulnerabilities

It was discovered that OpenLDAP incorrectly handled Certificate Exact Assertion processing. A remote attacker could possibly use this issue to cause OpenLDAP to crash, resulting in a denial of service. CVE-2020-36221 It was discovered that OpenLDAP incorrectly handled saslAuthzTo processing. A...

USN-4641-1 libextractor vulnerabilities

It was discovered that Libextractor incorrectly handled zero sample rate. An attacker could possibly use this issue to cause a denial of service. CVE-2017-15266 It was discovered that Libextractor incorrectly handled certain FLAC metadata. An attacker could possibly use this issue to cause a deni...

USN-4571-1 ruby-rack-cors vulnerability

It was discovered that rack-cors did not properly handle relative file paths. An attacker could use this vulnerability to access arbitrary files...

USN-4533-1 ldm vulnerabilities

Veeti Veteläinen discovered that the LTSP Display Manager ldm incorrectly handled user logins from unsupported shells. A local attacker could possibly use this issue to gain root privileges. CVE-2019-20373...

USN-4454-2 samba vulnerability

USN-4454-1 fixed a vulnerability in Samba. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Martin von Wittich and Wilko Meyer discovered that Samba incorrectly handled certain empty UDP packets when being used as a AD DC NBT...

USN-4411-1 linux, linux-aws, inux-azure, linux-gcp, linux-kvm, linux-oracle, linux-raspi, linux-riscv vulnerabilities

It was discovered that the elf handling code in the Linux kernel did not initialize memory before using it in certain situations. A local attacker could use this to possibly expose sensitive information kernel memory. CVE-2020-10732 Matthew Sheets discovered that the SELinux network label handlin...

USN-4388-1 linux-gke-5.0, linux-oem-osp1 vulnerabilities

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 memory contents...

USN-4345-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-gcp, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

Al Viro discovered that the Linux kernel for s390x systems did not properly perform page table upgrades for kernel sections that use secondary address mode. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2020-11884 It was discovered that t...

USN-4226-1 linux, linux-aws, linux-aws-5.0, linux-azure, linux-gcp, linux-gke-5.0, linux-kvm, linux-oem-osp1, linux-oracle, linux-oracle-5.0, linux-raspi2 vulnerabilities

Michael Hanselmann discovered that the CIFS implementation in the Linux kernel did not sanitize paths returned by an SMB server. An attacker controlling an SMB server could use this to overwrite arbitrary files. CVE-2019-10220 It was discovered that a heap-based buffer overflow existed in the...

USN-4185-2 linux-azure vulnerabilities

Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Giorgi Maisuradze, Moritz Lipp, Michael Schwarz, Daniel Gruss, and Jo Van Bulck discovered that Intel processors using Transactional Synchronization Extensions TSX could expose...

USN-4186-2 linux-lts-xenial, linux-aws vulnerabilities

USN-4186-1 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 ESM. Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi,...

USN-4104-1 nova vulnerability

Donny Davis discovered that the Nova Compute service could return configuration or other information in response to a failed API request in some situations. A remote attacker could use this to expose sensitive information...

USN-4095-2 linux-lts-xenial, linux-aws vulnerabilities

USN-4095-1 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 ESM. Eli Biham and Lior Neumann discovered that the Bluetooth implementation in the Linux...

USN-4076-1 linux, linux-aws, linux-kvm, linux-raspi2 vulnerabilities

It was discovered that a race condition existed in the Serial Attached SCSI SAS implementation in the Linux kernel. A local attacker could possibly use this to cause a denial of service system crash or execute arbitrary code. CVE-2018-20836 It was discovered that the ext4 file system implementati...

USN-4015-1 dbus vulnerability

Joe Vennix discovered that DBus incorrectly handled DBUSCOOKIESHA1 authentication. A local attacker could possibly use this issue to bypass authentication and connect to DBus servers with elevated privileges...

USN-3901-2 linux-hwe, linux-aws-hwe, linux-azure, linux-gcp, linux-oracle vulnerabilities

USN-3901-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.04 LTS for Ubuntu 16.04 LTS. Jann Horn discovered that the userfaultd implementation in the Linux kernel did not...

USN-3848-2 linux-lts-xenial, linux-aws vulnerabilities

USN-3848-1 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 double free existed in the AMD GPIO driver in the Linux kerne...

USN-3820-1 linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-oem, linux-raspi2 vulnerabilities

Felix Wilhelm discovered that the Xen netback driver in the Linux kernel did not properly perform input validation in some situations. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2018-15471 It was discovered that the generic SCSI...

USN-3777-3 linux-azure vulnerabilities

USN-3777-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 %LTS. This update provides the corresponding updates for the Linux kernel for Azure Cloud systems. Jann Horn discovered that the vmacache subsystem did not properly handle sequence number overflows, leading to a use-after-free...