USN-787-1: Apache vulnerabilities

Matthew Palmer discovered an underflow flaw in apr-util as included in Apache. An attacker could cause a denial of service via application crash in Apache using a crafted SVNMasterURI directive, .htaccess file, or when using modapreq2. This issue only affected Ubuntu 6.06 LTS. CVE-2009-0023 Sande...

USN-703-1: xterm vulnerabilities

Paul Szabo discovered that the DECRQSS escape sequences were not handled correctly by xterm. Additionally, window title operations were also not safely handled. If a user were tricked into viewing a specially crafted series of characters while in xterm, a remote attacker could execute arbitrary...

USN-690-2: Firefox vulnerabilities

Several flaws were discovered in the browser engine. These problems could allow an attacker to crash the browser and possibly execute arbitrary code with user privileges. CVE-2008-5500 Boris Zbarsky discovered that the same-origin check in Firefox could be bypassed by utilizing XBL-bindings. An...

USN-685-1: Net-SNMP vulnerabilities

Wes Hardaker discovered that the SNMP service did not correctly validate HMAC authentication requests. An unauthenticated remote attacker could send specially crafted SNMPv3 traffic with a valid username and gain access to the user's views without a valid authentication passphrase. CVE-2008-0960...

USN-629-1: Thunderbird vulnerabilities

Various flaws were discovered in the browser engine. If a user had Javascript enabled and were tricked into opening a malicious web page, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program...

USN-619-1: Firefox vulnerabilities

Various flaws were discovered in the browser engine. By tricking a user into opening a malicious web page, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. CVE-2008-2798, CVE-2008-2799 Sever...

USN-538-1: libpng vulnerabilities

It was discovered that libpng did not properly perform bounds checking and comparisons in certain operations. An attacker could send a specially crafted PNG image and cause a denial of service in applications linked against libpng...

USN-528-1: MySQL vulnerabilities

Neil Kettle discovered that MySQL could be made to dereference a NULL pointer and divide by zero. An authenticated user could exploit this with a crafted IF clause, leading to a denial of service. CVE-2007-2583 Victoria Reznichenko discovered that MySQL did not always require the DROP privilege. ...

USN-481-1: ImageMagick vulnerabilities

Multiple vulnerabilities were found in ImageMagick's handling of DCM and WXD image files. By tricking a user into processing a specially crafted image with an application that uses imagemagick, an attacker could execute arbitrary code with the user's privileges...

USN-464-1: Linux kernel vulnerabilities

Philipp Richter discovered that the AppleTalk protocol handler did not sufficiently verify the length of packets. By sending a crafted AppleTalk packet, a remote attacker could exploit this to crash the kernel. CVE-2007-1357 Gabriel Campana discovered that the doipv6setsockopt function did not...

USN-428-2: Firefox regression

USN-428-1 fixed vulnerabilities in Firefox 1.5. However, changes to library paths caused applications depending on libnss3 to fail to start up. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Several flaws have been found that could be used to perform...

USN-296-2: Firefox vulnerabilities

USN-296-1 fixed several vulnerabilities in Firefox for the Ubuntu 6.06 LTS release. This update provides the corresponding fixes for Ubuntu 5.04 and Ubuntu 5.10. For reference, these are the details of the original USN: Jonas Sicking discovered that under some circumstances persisted XUL attribut...

USN-103-1: Linux kernel vulnerabilities

Mathieu Lafon discovered an information leak in the ext2 file system driver. When a new directory was created, the ext2 block written to disk was not initialized, so that previous memory contents which could contain sensitive data like passwords became visible on the raw device. This is...

USN-45-1: nasm vulnerability

Jonathan Rockway discovered a locally exploitable buffer overflow in the error function of nasm. If an attacker tricked a user into assembling a malicious source file, they could exploit this to execute arbitrary code with the privileges of the user that runs nasm...

USN-22-1: samba vulnerability

Karol Wiesek discovered a Denial of Service vulnerability in samba. A flaw in the input validation routines used to match filename strings containing wildcard characters may allow a remote user to consume more than normal amounts of CPU resources, thus impacting the performance and response of th...

USN-10-1: XML library vulnerabilities

Several buffer overflows have been discovered in libxml2's FTP connection and DNS resolution functions. Supplying very long FTP URLs or IP addresses might result in execution of arbitrary code with the privileges of the process using libxml2. Since libxml2 is used in packages like php4-imagick, t...

USN-7479-1: 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 8.0.42 in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 24.10. Ubuntu 25.04 has been updated to MySQL 8.4.5. In addition to...

USN-6951-4: Linux kernel (BlueField) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - M68K architecture; - User-Mode Linux UML; - x86 architecture; - Accessibility subsystem; -...

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-6653-2: Linux kernel (AWS) vulnerabilities

It was discovered that a race condition existed in the ATM Asynchronous Transfer Mode subsystem of the Linux kernel, 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-2023-51780 It was...

USN-6462-2: Linux kernel (IoT) 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-6458-1: Slurm vulnerabilities

It was discovered that Slurm did not properly handle credential management, which could allow an unprivileged user to impersonate the SlurmUser account. An attacker could possibly use this issue to execute arbitrary code as the root user. CVE-2022-29500 It was discovered that Slurm did not proper...

USN-6450-1: OpenSSL vulnerabilities

Tony Battersby discovered that OpenSSL incorrectly handled key and initialization vector IV lengths. This could lead to truncation issues and result in loss of confidentiality for some symmetric cipher modes. CVE-2023-5363 Juerg Wullschleger discovered that OpenSSL incorrectly handled the AES-SIV...

USN-6440-2: Linux kernel (Azure) 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 It was discovere...

USN-6446-1: 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-6398-1: ReadyMedia vulnerabilities

It was discovered that ReadyMedia was vulnerable to DNS rebinding attacks. A remote attacker could possibly use this issue to trick the local DLNA server to leak information. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. CVE-2022-26505 It was...

USN-6324-1: Linux kernel (GKE) 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...

USN-6319-1: AMD Microcode vulnerability

Daniël Trujillo, Johannes Wikner, and Kaveh Razavi discovered that some AMD processors utilising speculative execution and branch prediction may allow unauthorised memory reads via a speculative side-channel attack. A local attacker could use this to expose sensitive information, including kernel...

USN-6267-2: Firefox regressions

USN-6267-1 fixed vulnerabilities in Firefox. The update introduced several 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 into opening a specially crafted...

USN-6207-1: Linux kernel (Intel IoTG) vulnerabilities

It was discovered that the TUN/TAP driver in the Linux kernel did not properly initialize socket data. A local attacker could use this to cause a denial of service system crash. CVE-2023-1076 It was discovered that the Real-Time Scheduling Class implementation in the Linux kernel contained a type...

USN-6151-1: Linux kernel (Xilinx ZynqMP) vulnerabilities

It was discovered that the System V IPC implementation in the Linux kernel did not properly handle large shared memory counts. A local attacker could use this to cause a denial of service memory exhaustion. CVE-2021-3669 It was discovered that the KVM VMX implementation in the Linux kernel did no...

USN-6104-1: PostgreSQL vulnerabilities

Alexander Lakhin discovered that PostgreSQL incorrectly handled certain CREATE privileges. An authenticated user could possibly use this issue to execute arbitrary code as the bootstrap supervisor. CVE-2023-2454 Wolfgang Walther discovered that PostgreSQL incorrectly handled certain row security...

USN-6069-1: Linux kernel (Raspberry Pi) 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-6050-1: Git vulnerabilities

It was discovered that Git incorrectly handled certain commands. An attacker could possibly use this issue to overwriting some paths. CVE-2023-25652 Maxime Escourbiac and Yassine BENGANA discovered that Git incorrectly handled some gettext machinery. An attacker could possibly use this issue to...

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-6021-1: Chromium vulnerabilities

It was discovered that Chromium did not properly manage memory in several components. A remote attacker could possibly use this issue to corrupt memory via a crafted HTML page, resulting in a denial of service, or possibly execute arbitrary code. CVE-2023-1528, CVE-2023-1530, CVE-2023-1531,...

USN-6016-1: thenify vulnerability

It was discovered that thenify 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 execute arbitrary code...

USN-5975-1: Linux kernel vulnerabilities

Updated on 2023-04-11: Please note that when USN 5975-1 was originally published, it incorrectly included the linux-gcp kernel for Ubuntu 16.04 ESM. References to that kernel have been removed from this USN and the correct information for it has been published in USN 6007-1. Original advisory...

USN-5962-1: Linux kernel (Intel IoTG) 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-5910-1: Rack vulnerabilities

It was discovered that Rack did not properly structure regular expressions in some of its parsing components, which could result in uncontrolled resource consumption if an application using Rack received specially crafted input. A remote attacker could possibly use this issue to cause a denial of...

USN-5760-1: libxml2 vulnerabilities

It was discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to cause a crash. CVE-2022-2309 It was discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to expose sensitive information or cause ...

USN-5711-1: NTFS-3G vulnerability

Yuchen Zeng and Eduardo Vela discovered that NTFS-3G incorrectly validated certain NTFS metadata. A local attacker could possibly use this issue to gain privileges...

USN-5704-1: DBus vulnerabilities

It was discovered that DBus incorrectly handled messages with invalid type signatures. A local attacker could possibly use this issue to cause DBus to crash, resulting in a denial of service. CVE-2022-42010 It was discovered that DBus was incorrectly validating the length of arrays of fixed-lengt...

USN-5604-1: LibTIFF vulnerabilities

It was discovered that LibTIFF incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code. CVE-2022-2867, CVE-2022-2869 It was discovered that LibTIFF incorrectly handled certain files. An attacker could possibly u...

USN-5603-1: Linux kernel (Raspberry Pi) 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-5463-2: NTFS-3G vulnerabilities

USN-5463-1 fixed vulnerabilities in NTFS-3G. This update provides the corresponding updates for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Roman Fiedler discovered that NTFS-3G incorrectly handled certain return codes. A local attacker could possibly use this issue to...

USN-5457-1: 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-5404-2: Rsyslog vulnerability

USN-5404-1 addressed a vulnerability in Rsyslog. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: Pieter Agten discovered that Rsyslog incorrectly handled certain requests. An attacker could possibly use this issue to cause a crash...

USN-5410-1: NSS vulnerability

Lenny Wang discovered that NSS incorrectly handled certain messages. A remote attacker could possibly use this issue to cause servers compiled with NSS to stop responding, resulting in a denial of service...

USN-5193-1: X.Org X Server vulnerabilities

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