USN-32-1: mysql vulnerabilities

Several vulnerabilities have been discovered in the MySQL database server. Lukasz Wojtow discovered a potential buffer overflow in the function mysqlrealconnect. A malicious name server could send specially crafted DNS packages which might result in execution of arbitrary code with the database...

USN-6896-4: Linux kernel vulnerabilities

It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6270 It was discovered that the Atheros 802.11ac...

USN-6895-2: Linux kernel vulnerabilities

It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6270 It was discovered that the HugeTLB file syst...

USN-6857-1: 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. This issue only affected Ubuntu 16.04 LTS. CVE-2021-28651 It was discovered that Squid...

USN-6766-3: Linux kernel (AWS) vulnerabilities

It was discovered that the Open vSwitch implementation in the Linux kernel could overflow its stack during recursive action operations under certain conditions. A local attacker could use this to cause a denial of service system crash. CVE-2024-1151 Sander Wiebing, Alvise de Faveri Tron, Herbert...

USN-6699-1: Linux kernel vulnerabilities

Reima Ishii discovered that the nested KVM implementation for Intel x86 processors in the Linux kernel did not properly validate control registers in certain situations. An attacker in a guest VM could use this to cause a denial of service guest crash. CVE-2023-30456 It was discovered that the...

USN-6494-2: 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 Lucas Leong discovered that the netfilter subsystem in the...

USN-6473-2: pip vulnerabilities

USN-6473-1 fixed vulnerabilities in urllib3. This update provides the corresponding updates for the urllib3 module bundled into pip. Original advisory details: It was discovered that urllib3 didn't strip HTTP Authorization header on cross-origin redirects. A remote attacker could possibly use thi...

USN-6454-3: Linux kernel (ARM laptop) vulnerabilities

Kyle Zeng discovered that the netfilter subsystem in the Linux kernel contained a race condition in IP set operations in certain situations. A local attacker could use this to cause a denial of service system crash. CVE-2023-42756 Alex Birnberg discovered that the netfilter subsystem in the Linux...

USN-6462-1: Linux kernel vulnerabilities

Seth Jenkins discovered that the Linux kernel did not properly perform address randomization for a per-cpu memory management structure. A local attacker could use this to expose sensitive information kernel memory or in conjunction with another kernel vulnerability. CVE-2023-0597 Yu Hao and Weite...

USN-6441-3: Linux kernel vulnerabilities

Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized network frontend, leading to a buffer overflow. An attacker in a guest VM could use this to cause a denial of service host system crash or...

USN-6438-2: .Net regressions

USN-6438-1 fixed vulnerabilities in .Net. It was discovered that the fix for CVE-2023-36799 was incomplete. This update fixes the problem. Original advisory details: Kevin Jones discovered that .NET did not properly process certain X.509 certificates. An attacker could possibly use this issue to...

USN-6346-1: Linux kernel (Raspberry Pi) vulnerabilities

Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. CVE-2022-40982 Tavis Ormandy discovered that some AMD processors...

LSN-0096-1: Kernel Live Patch Security Notice

It was discovered that the Broadcom FullMAC USB WiFi driver in the Linux kernel did not properly perform data buffer size validation in some situations. A physically proximate attacker could use this to craft a malicious USB device that when inserted, could cause a denial of service system crash ...

USN-6229-1: LibTIFF vulnerabilities

It was discovered that LibTIFF was not properly handling variables used to perform memory management operations when processing an image through tiffcrop, which could lead to a heap buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code...

USN-6228-1: Linux kernel vulnerabilities

It was discovered that the XFS file system implementation in the Linux kernel did not properly perform metadata validation when mounting certain images. An attacker could use this to specially craft a file system image that, when mounted, could cause a denial of service system crash. CVE-2023-212...

USN-6193-1: Linux kernel vulnerabilities

Hangyu Hua discovered that the Flower classifier implementation in the Linux kernel contained an out-of-bounds write vulnerability. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-35788, LP: 2023577 It was discovered that for some...

USN-6175-1: Linux kernel vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

USN-6058-1: Linux kernel vulnerability

It was discovered that the Traffic-Control Index TCINDEX implementation in the Linux kernel did not properly perform filter deactivation in some situations. A local attacker could possibly use this to gain elevated privileges. Please note that with the fix for this CVE, kernel support for the...

USN-6018-1: Apport vulnerability

Chen Lu, Lei Wang, and YiQi Sun discovered a privilege escalation vulnerability in apport-cli when viewing crash reports and unprivileged users are allowed to run sudo less. A local attacker on a specially configured system could use this to escalate their privilege...

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-5952-1: OpenJPEG vulnerabilities

Sebastian Poeplau discovered that OpenJPEG incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affecte...

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-5884-1: Linux kernel (AWS) vulnerabilities

Kirill Tkhai discovered that the XFS file system implementation in the Linux kernel did not calculate size correctly when pre-allocating space in some situations. A local attacker could use this to expose sensitive information. CVE-2021-4155 Lee Jones discovered that a use-after-free vulnerabilit...

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-5842-1: EditorConfig Core C vulnerability

Mark Esler and David Fernandez Gonzalez discovered that EditorConfig Core C incorrectly handled memory when handling certain inputs. An attacker could possibly use this issue to cause applications using EditorConfig Core C to crash, resulting in a denial of service, or possibly execute arbitrary...

USN-4781-2: Slurm vulnerabilities

USN-4781-1 fixed several vulnerabilities in Slurm. This update provides the corresponding updates for Ubuntu 14.04 ESM CVE-2016-10030 and Ubuntu 16.04 ESM CVE-2018-10995. Original advisory details: It was discovered that Slurm incorrectly handled certain messages between the daemon and the user. ...

USN-5811-2: Sudo vulnerability

USN-5811-1 fixed a vulnerability in Sudo. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: Matthieu Barjole and Victor Cutillas discovered that Sudo incorrectly handled user-specified editors when using the sudoedit command. A local attacker that has...

USN-5767-1: Python vulnerabilities

Nicky Mouha discovered that Python incorrectly handled certain SHA-3 internals. An attacker could possibly use this issue to cause a crash or execute arbitrary code. CVE-2022-37454 It was discovered that Python incorrectly handled certain IDNA inputs. An attacker could possibly use this issue to...

USN-5755-1: Linux kernel 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-5729-1: Linux kernel 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 Hsin-Wei Hung discovered that the BPF subsystem in the Linux kernel contained an...

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-5613-2: Vim regression

USN-5613-1 fixed vulnerabilities in Vim. Unfortunately that update failed to include binary packages for some architectures. This update fixes that regression. We apologize for the inconvenience. Original advisory details: It was discovered that Vim was not properly performing bounds checks when...

USN-5572-2: Linux kernel (AWS) vulnerabilities

Roger Pau Monné discovered that the Xen virtual block driver in the Linux kernel did not properly initialize memory pages to be used for shared communication with the backend. A local attacker could use this to expose sensitive information guest kernel memory. CVE-2022-26365 Roger Pau Monné...

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-4653-1: containerd vulnerability

It was discovered that access controls for the shim’s API socket did not restrict access to the abstract unix domain socket in some cases. An attacker could use this vulnerability to run containers with elevated privileges...

USN-4631-1: libmaxminddb vulnerability

It was discovered that libmaxminddb incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause applications using libmaxminddb to crash, resulting in a denial of service...

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-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-4306-1: Dino vulnerabilities

It was discovered that Dino incorrectly validated inputs. An attacker could use this issue to possibly obtain, inject or remove sensitive information. This update also includes a fix to the encryption implementation in Dino to support 12 byte IVs, in addition to 16 byte IVs...

USN-4270-1: Exiv2 vulnerability

It was discovered that Exiv2 incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service...

USN-4024-1: Evince update

As a security improvement, this update adjusts the AppArmor profile for the Evince thumbnailer to reduce access to the system and adjusts the AppArmor profile for Evince and Evince previewer to limit access to the DBus system bus. Additionally adjust the evince abstraction to disallow writes on...

USN-3825-2: mod_perl vulnerability

USN-3825-1 fixed a vulnerability in modperl. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Jan Ingvoldstad discovered that modperl incorrectly handled configuration options to disable being used by unprivileged users, contrary to the documentation....

USN-3759-2: libtirpc vulnerabilities

USN-3759-1 fixed a vulnerability in libtirpc. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Aldy Hernandez discovered that libtirpc incorrectly handled certain inputs. An attacker could possibly use this issue to cause a 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-3693-1: JasPer vulnerabilities

It was discovered that JasPer incorrectly handled certain malformed JPEG-2000 image files. If a user or automated system using JasPer 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-3588-1: Memcached vulnerabilities

Daniel Shapira discovered an integer overflow issue in Memcached. A remote attacker could use this to cause a denial of service daemon crash. CVE-2017-9951 It was discovered that Memcached listened to UDP by default. A remote attacker could use this as part of a distributed denial of service...

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...