USN-5383-1: Linux kernel vulnerabilities

David Bouman discovered that the netfilter subsystem in the Linux kernel did not properly validate passed user register indices. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-1015 Brendan Dolan-Gavitt discovered that the Marvell WiFi-Ex...

USN-5361-1: Linux kernel vulnerabilities

It was discovered that the VFIO PCI driver in the Linux kernel did not properly handle attempts to access disabled memory spaces. A local attacker could use this to cause a denial of service system crash. CVE-2020-12888 Mathy Vanhoef discovered that the Linux kernel’s WiFi implementation did not...

USN-5217-1: Linux kernel (OEM) vulnerabilities

It was discovered that the NFS server implementation in the Linux kernel contained an out-of-bounds write vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-4090 It was discovered that the eBPF implementation in th...

USN-5209-1: Linux kernel vulnerabilities

Nadav Amit discovered that the hugetlb implementation in the Linux kernel did not perform TLB flushes under certain conditions. A local attacker could use this to leak or alter data from other processes that use huge pages. CVE-2021-4002 It was discovered that a race condition existed in the time...

USN-5021-1: curl vulnerabilities

Harry Sintonen and Tomas Hoger discovered that curl incorrectly handled TELNET connections when the -t option was used on the command line. Uninitialized data possibly containing sensitive information could be sent to the remote server, contrary to expectations. CVE-2021-22898, CVE-2021-22925 Har...

USN-5014-1: Linux kernel vulnerability

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

USN-4981-1: Squid vulnerabilities

Joshua Rogers discovered that Squid incorrectly handled requests with the urn: scheme. A remote attacker could possibly use this issue to cause Squid to consume resources, leading to a denial of service. CVE-2021-28651 Joshua Rogers discovered that Squid incorrectly handled requests to the Cache...

USN-4947-1: Linux kernel (OEM) vulnerabilities

Kiyin 尹亮 discovered that the x25 implementation in the Linux kernel contained overflows when handling addresses from user space. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-35519 It was discovered that the fastrpc driver i...

USN-4899-2: SpamAssassin vulnerability

USN-4899-1 fixed a vulnerability in SpamAssassin. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Damian Lukowski discovered that SpamAssassin incorrectly handled certain CF files. If a user or automated system were tricked into using a specially-...

USN-4843-1: phpMyAdmin vulnerabilities

Javier Nieto and Andres Rojas discovered that phpMyAdmin incorrectly managed input in the form of passwords. An attacker could use this vulnerability to cause a denial-of-service DoS. This issue only affected Ubuntu 14.04 ESM. CVE-2014-9218 Emanuel Bronshtein discovered that phpMyAdmin failed to...

USN-4333-1: Python vulnerabilities

It was discovered that Python incorrectly stripped certain characters from requests. A remote attacker could use this issue to perform CRLF injection. CVE-2019-18348 It was discovered that Python incorrectly handled certain HTTP requests. An attacker could possibly use this issue to cause a denia...

USN-4211-2: Linux kernel (Xenial HWE) vulnerabilities

USN-4211-1 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. Zhipeng Xie discovered that an infinite loop could be triggered in the CFS Linux kerne...

USN-4054-2: Firefox regressions

USN-4054-1 fixed vulnerabilities in Firefox. The update introduced various minor regressions. This update fixes the problems. We apologize for the inconvenience. Original advisory details: A sandbox escape was discovered in Firefox. If a user were tricked in to installing a malicious language pac...

USN-3975-1: OpenJDK vulnerabilities

It was discovered that the BigDecimal implementation in OpenJDK performed excessive computation when given certain values. An attacker could use this to cause a denial of service excessive CPU usage. CVE-2019-2602 Corwin de Boor and Robert Xiao discovered that the RMI registry implementation in...

USN-3956-2: Bind vulnerability

USN-3956-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that Bind incorrectly handled limiting the number of simultaneous TCP clients. A remote attacker could possibly use this...

USN-3878-3: Linux kernel regression

USN-3878-1 fixed vulnerabilities in the Linux kernel. Unfortunately, that update introduced a regression that could prevent systems with certain graphics chipsets from booting. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that a...

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-5358-2: Linux kernel vulnerabilities

It was discovered that the network traffic control implementation in the Linux kernel contained 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-2022-1055 It was discovered that the IPsec implementati...

USN-5313-1: OpenJDK vulnerabilities

It was discovered that OpenJDK incorrectly handled deserialization filters. An attacker could possibly use this issue to insert, delete or obtain sensitive information. CVE-2022-21248 It was discovered that OpenJDK incorrectly read uncompressed TIFF files. An attacker could possibly use this issu...

USN-4754-5: Python vulnerability

USN-4754-1 fixed vulnerabilities in Python. Because of a regression, a subsequent update removed the fix for CVE-2021-3177. This update reinstates the security fix for CVE-2021-3177 in Ubuntu 14.04 ESM. Original advisory details: It was discovered that Python incorrectly handled certain inputs. A...

USN-5116-2: Linux kernel vulnerabilities

It was discovered that a race condition existed in the Atheros Ath9k WiFi driver in the Linux kernel. An attacker could possibly use this to expose sensitive information WiFi network traffic. CVE-2020-3702 Alois Wohlschlager discovered that the overlay file system in the Linux kernel did not...

USN-4986-1: rpcbind vulnerability

It was discovered that rpcbind incorrectly handled certain large data sizes. A remote attacker could use this issue to cause rpcbind to consume resources, leading to a denial of service...

USN-4933-1: OpenVPN vulnerabilities

It was discovered that OpenVPN incorrectly handled certain data channel v2 packets. A remote attacker could possibly use this issue to inject packets using a victim's peer-id. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2020-11810 It was discovered that OpenVPN incorrectly...

USN-4764-1: GLib vulnerability

It was discovered that GLib incorrectly handled certain symlinks when replacing files. If a user or automated system were tricked into extracting a specially crafted file with File Roller, a remote attacker could possibly create files outside of the intended directory...

USN-4763-1: Pillow vulnerabilities

It was discovered that Pillow incorrectly handled certain Tiff image files. If a user or automated system were tricked into opening a specially-crafted Tiff file, a remote attacker could cause Pillow to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only...

USN-4737-1: Bind vulnerability

It was discovered that Bind incorrectly handled GSSAPI security policy negotiation. A remote attacker could use this issue to cause Bind to crash, resulting in a denial of service, or possibly execute arbitrary code. In the default installation, attackers would be isolated by the Bind AppArmor...

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-4547-1: iTALC vulnerabilities

It was discovered that an information disclosure vulnerability existed in the LibVNCServer vendored in iTALC when sending a ServerCutText message. An attacker could possibly use this issue to expose sensitive information. CVE-2019-15681 It was discovered that the LibVNCServer and LibVNCClient...

USN-4350-1: 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 8.0.80 in Ubuntu 19.10 and Ubuntu 20.04 LTS. Ubuntu 16.04 LTS and Ubuntu 18.04 LTS have been updated to MySQL 5.7.30. In addition to security fixes...

USN-4127-2: Python vulnerabilities

USN-4127-1 fixed several vulnerabilities in Python. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that Python incorrectly handled certain pickle files. An attacker could possibly use this issue to consume...

USN-3934-1: PolicyKit vulnerability

It was discovered that PolicyKit incorrectly relied on the fork system call in the Linux kernel being atomic. A local attacker could possibly use this issue to gain access to services that have cached authorizations...

USN-3824-1: OpenJDK 7 vulnerabilities

It was discovered that the Security component of OpenJDK did not properly ensure that manifest elements were signed before use. An attacker could possibly use this to specially construct an untrusted Java application or applet that could escape sandbox restrictions. CVE-2018-3136 Artem Smotrakov...

USN-3585-1: Twisted vulnerability

It was discovered that Twisted incorrectly handled certain HTTP requests. An attacker could possibly use this issue to execute arbitrary code...

USN-6159-1: Tornado vulnerability

It was discovered that Tornado incorrectly handled certain redirect. An remote attacker could possibly use this issue to redirect a user to an arbitrary web site and conduct a phishing attack by having user access a specially crafted URL...

USN-5292-2: snapd vulnerabilities

USN-5292-1 fixed vulnerabilities in snapd. This update provides the corresponding update for the riscv64 architecture. Original advisory details: James Troup discovered that snap did not properly manage the permissions for the snap directories. A local attacker could possibly use this issue to...

USN-5111-2: strongSwan vulnerability

USN-5111-1 fixed a vulnerability in strongSwan. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that strongSwan incorrectly handled replacing certificates in the cache. A remote attacker could use this issue to...

USN-4988-1: ImageMagick vulnerabilities

It was discovered that ImageMagick incorrectly handled certain malformed image files. If a user or automated system using ImageMagick were tricked into opening a specially crafted image, an attacker could exploit this to cause a denial of service or possibly execute code with the privileges of th...

USN-4938-1: Unbound vulnerabilities

It was discovered that Unbound contained multiple security issues. A remote attacker could possibly use these issues to cause a denial of service, inject arbitrary commands, execute arbitrary code, and overwrite local files...

USN-4742-1: Django vulnerability

It was discovered that Django incorrectly accepted semicolons as query parameters. A remote attacker could possibly use this issue to perform a Web Cache Poisoning attack...

USN-4657-1: Linux kernel vulnerabilities

Elena Petrova discovered that the pin controller device tree implementation in the Linux kernel did not properly handle string references. A local attacker could use this to expose sensitive information kernel memory. CVE-2020-0427 Daniele Antonioli, Nils Ole Tippenhauer, and Kasper Rasmussen...

USN-4071-2: Patch vulnerabilities

USN-4071-1 fixed several vulnerabilities in Patch. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that Patch incorrectly handled certain files. An attacker could possibly use this issue to access sensitive information. CVE-2019-136...

USN-3985-2: libvirt update

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Moritz Lipp, Michael Schwarz, and Daniel Gruss discovered...

USN-3861-1: PolicyKit vulnerability

It was discovered that PolicyKit incorrectly handled certain large user UIDs. A local attacker with a large UID could possibly use this issue to perform privileged actions...

USN-6817-3: Linux kernel vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Zheng Wang discovered that the Broadc...

USN-6495-1: Linux kernel vulnerabilities

Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service system crash. CVE-2023-31085 Manfred Rudigier discovered that the IntelR PCI-Express Gigab...

USN-5292-4: snapd regression

USN-5292-1 fixed a vulnerability in snapd. Unfortunately that update introduced a regression that could break the fish shell. This update fixes the problem. We apologize for the inconvenience. Original advisory details: James Troup discovered that snap did not properly manage the permissions for...

USN-5278-1: Linux kernel (OEM) vulnerabilities

It was discovered that the rlimit tracking for user namespaces in the Linux kernel did not properly perform reference counting, leading to a use-after- free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-24122 It was...

USN-5058-1: Thunderbird vulnerabilities

It was discovered that Thunderbird didn't ignore IMAP server responses prior to completion of the STARTTLS handshake. A person-in-the-middle could potentially exploit this to trick Thunderbird into showing incorrect information. CVE-2021-29969 Multiple security issues were discovered in...

USN-5020-1: Ruby vulnerabilities

It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. CVE-2021-31799 It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to conduct port scans and service banner...

USN-5019-1: NVIDIA graphics drivers vulnerabilities

It was discovered that an assert could be triggered in the NVIDIA graphics drivers. A local attacker could use this to cause a denial of service. CVE-2021-1093 It was discovered that the NVIDIA graphics drivers permitted an out-of-bounds array access. A local attacker could use this to cause a...