11213 matches found
USN-4649-2: xdg-utils regression
USN-4649-1 fixed vulnerabilities in xdg-utils. That update caused a regression by removing the --attach functionality in thunderbird and others applications. This update fix the problem by reverting these changes. Original advisory details: Jens Mueller discovered that xdg-utils incorrectly handl...
USN-4249-1: e2fsprogs vulnerability
It was discovered that e2fsprogs incorrectly handled certain ext4 partitions. An attacker could possibly use this issue to execute arbitrary code...
USN-4167-1: Samba vulnerabilities
Michael Hanselmann discovered that the Samba client code incorrectly handled path separators. If a user were tricked into connecting to a malicious server, a remote attacker could use this issue to cause the client to access local pathnames instead of network pathnames. CVE-2019-10218 Simon...
USN-3982-2: Linux kernel (Xenial HWE) vulnerabilities
USN-3982-1 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 for Ubuntu 14.04 LTS. Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas,...
USN-3947-2: Libxslt vulnerability
USN-3947-1 fixed a vulnerability in Libxslt. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that Libxslt incorrectly handled certain documents. An attacker could possibly use this issue to access sensitive information...
USN-3930-2: Linux kernel (HWE) vulnerabilities
USN-3930-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.10 for Ubuntu 18.04 LTS. Mathias Payer and Hui Peng discovered a use-after-free vulnerability in the Advanced Linux Sou...
USN-3927-1: Thunderbird vulnerabilities
It was discovered that Thunderbird allowed PAC files to specify that requests to localhost are sent through the proxy to another server. If proxy auto-detection is enabled, an attacker could potentially exploit this to conduct attacks on local services and tools. CVE-2018-18506 Multiple security...
USN-3919-1: Firefox vulnerabilities
Two security issues were discovered in the JavaScript engine in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could exploit this by causing a denial of service, or executing arbitrary code...
USN-3917-1: snapd vulnerability
The snapd default seccomp filter for strict mode snaps blocks the use of the ioctl system call when used with TIOCSTI as the second argument to the system call. Jann Horn discovered that this restriction could be circumvented on 64 bit architectures. A malicious snap could exploit this to bypass...
USN-3866-2: Ghostscript regression
USN-3866-1 fixed vulnerabilities in Ghostscript. The new Ghostscript version introduced a regression when printing certain page sizes. This update fixes the problem. Original advisory details: Tavis Ormandy discovered that Ghostscript incorrectly handled certain PostScript files. If a user or...
USN-3884-1: libarchive vulnerabilities
It was discovered that libarchive incorrectly handled certain 7zip files. An attacker could possibly use this issue to cause a denial of service. CVE-2019-1000019, CVE-2019-1000020...
USN-3832-1: Linux kernel (AWS) vulnerabilities
Jann Horn discovered that the procfs file system implementation in the Linux kernel did not properly restrict the ability to inspect the kernel stack of an arbitrary task. A local attacker could use this to expose sensitive information. CVE-2018-17972 Jann Horn discovered that the mremap system...
USN-3747-1: OpenJDK 10 vulnerabilities
It was discovered that OpenJDK did not properly validate types in some situations. An attacker could use this to construct a Java class that could possibly bypass sandbox restrictions. CVE-2018-2825, CVE-2018-2826 It was discovered that the PatternSyntaxException class in OpenJDK did not properly...
USN-3678-4: Linux kernel (Raspberry Pi 2) vulnerabilities
Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 file system that caused a denial of service system crash when mounted. CVE-2018-1092 It was discovere...
USN-3582-2: Linux kernel (Xenial HWE) vulnerabilities
USN-3582-1 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. Mohamed Ghannam discovered that the IPv4 raw socket implementation in the Linux kernel...
USN-3549-1: Linux kernel (KVM) vulnerabilities
Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Spectre. A local attacker could use this to expose sensitive information, including kernel memory. CVE-2017-5715,...
USN-3425-2: Apache HTTP Server vulnerability
USN-3425-1 fixed a vulnerability in Apache HTTP Server. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Hanno Böck discovered that the Apache HTTP Server incorrectly handled Limit directives in .htaccess files. In certain configurations, a remote...
USN-3284-1: OpenVPN vulnerabilities
It was discovered that OpenVPN improperly triggered an assert when receiving an oversized control packet in some situations. A remote attacker could use this to cause a denial of service server or client crash. CVE-2017-7478 It was discovered that OpenVPN improperly triggered an assert when packe...
USN-3161-2: Linux kernel (Xenial HWE) vulnerabilities
USN-3161-1 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. Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY...
USN-3107-1: Linux kernel vulnerability
It was discovered that a race condition existed in the memory manager of the Linux kernel when handling copy-on-write breakage of private read-only memory mappings. A local attacker could use this to gain administrative privileges...
USN-3095-1: PHP vulnerabilities
Taoguang Chen discovered that PHP incorrectly handled certain invalid objects when unserializing data. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2016-7124 Taoguang Chen discovered that PHP incorrectly...
USN-2967-1: Linux kernel vulnerabilities
It was discovered that the Linux kernel did not properly enforce rlimits for file descriptors sent over UNIX domain sockets. A local attacker could use this to cause a denial of service. CVE-2013-4312 Ralf Spenneberg discovered that the Aiptek Tablet USB device driver in the Linux kernel did not...
USN-2827-1: OpenJDK 6 vulnerabilities
Multiple vulnerabilities were discovered in the OpenJDK JRE related to information disclosure, data integrity and availability. An attacker could exploit these to cause a denial of service or expose sensitive data over the network. CVE-2015-4805, CVE-2015-4835, CVE-2015-4843, CVE-2015-4844,...
USN-2497-1: NTP vulnerabilities
Stephen Roettger, Sebastian Krahmer, and Harlan Stenn discovered that NTP incorrectly handled the length value in extension fields. A remote attacker could use this issue to possibly obtain leaked information, or cause the NTP daemon to crash, resulting in a denial of service. CVE-2014-9297 Steph...
USN-1681-4: Firefox regression
USN-1681-1 fixed vulnerabilities in Firefox. Due to an upstream regression, Firefox suffered from instabilities when accessing some websites. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Christoph Diehl, Christian Holler, Mats Palmgren, Chiaki...
USN-1358-1: PHP vulnerabilities
It was discovered that PHP computed hash values for form parameters without restricting the ability to trigger hash collisions predictably. This could allow a remote attacker to cause a denial of service by sending many crafted parameters. CVE-2011-4885 ATTENTION: this update changes previous PHP...
USN-1216-1: Linux kernel (EC2) vulnerabilities
Dan Rosenberg discovered that multiple terminal ioctls did not correctly initialize structure memory. A local attacker could exploit this to read portions of kernel stack memory, leading to a loss of privacy. CVE-2010-4076, CVE-2010-4077 Alex Shi and Eric Dumazet discovered that the network stack...
USN-957-1: Firefox and Xulrunner vulnerabilities
Several flaws were discovered in the browser engine of Firefox. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browser or possibly run arbitrary code as the user invoking the program. CVE-2010-1208, CVE-2010-1209, CVE-2010-1211, CVE-2010-1212 A...
USN-618-1: Linux kernel vulnerabilities
It was discovered that the ALSA /proc interface did not write the correct number of bytes when reporting memory allocations. A local attacker might be able to access sensitive kernel memory, leading to a loss of privacy. CVE-2007-4571 Multiple buffer overflows were discovered in the handling of...
USN-7270-1: OpenSSH vulnerabilities
It was discovered that the OpenSSH client incorrectly handled the non-default VerifyHostKeyDNS option. If that option were enabled, an attacker could possibly impersonate a server by completely bypassing the server identity check. CVE-2025-26465 It was discovered that OpenSSH incorrectly handled...
USN-6896-3: 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-6605-2: Linux kernel (KVM) vulnerabilities
Lin Ma discovered that the netfilter subsystem in the Linux kernel did not properly validate network family support while creating a new netfilter table. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6040 It was discovered that the CIFS...
USN-6555-2: X.Org X Server vulnerabilities
USN-6555-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled XKB button actions. An attacker could possibly use this iss...
USN-6435-2: OpenSSL vulnerabilities
USN-6435-1 fixed vulnerabilities in OpenSSL. This update provides the corresponding updates for Ubuntu 20.04 LTS. Original advisory details: It was discovered that OpenSSL incorrectly handled excessively large Diffie-Hellman parameters. An attacker could possibly use this issue to cause a denial ...
USN-5795-1: Net-SNMP vulnerabilities
It was discovered that Net-SNMP incorrectly handled certain requests. A remote attacker could possibly use these issues to cause Net-SNMP to crash, resulting in a denial of service...
USN-5594-1: Linux kernel 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 Moshe Kol, Amit Klein and Yossi Gilad discovered that the I...
USN-5567-1: Linux kernel (OEM) vulnerabilities
Zhenpeng Lin discovered that the network packet scheduler implementation in the Linux kernel did not properly remove all references to a route filter before freeing it in some situations. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...
USN-5557-1: Linux kernel vulnerabilities
Zhenpeng Lin discovered that the network packet scheduler implementation in the Linux kernel did not properly remove all references to a route filter before freeing it in some situations. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...
USN-5461-1: FreeRDP vulnerabilities
It was discovered that FreeRDP incorrectly handled empty password values. A remote attacker could use this issue to bypass server authentication. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 21.10. CVE-2022-24882 It was discovered that FreeRDP incorrectly handled server...
USN-5444-1: Linux kernel vulnerability
Kyle Zeng discovered that the Network Queuing and Scheduling subsystem of the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...
USN-5405-1: jbig2dec vulnerabilities
It was discovered that jbig2dec incorrectly handled memory when parsing invalid files. An attacker could use this issue to cause jbig2dec to crash, leading to a denial of service. CVE-2017-9216 It was discovered that jbig2dec incorrectly handled memory when processing untrusted input. An attacker...
USN-5030-2: Perl DBI module vulnerabilities
USN-5030-1 addressed vulnerabilities in Perl DBI module. This update provides the corresponding updates for Ubuntu 16.04 ESM. Original advisory details: It was discovered that the Perl DBI module incorrectly opened files outside of the folder specified in the data source name. A remote attacker...
USN-5174-1: Samba vulnerabilities
Stefan Metzmacher discovered that Samba incorrectly handled SMB1 client connections. A remote attacker could possibly use this issue to downgrade connections to plaintext authentication. CVE-2016-2124 Andrew Bartlett discovered that Samba incorrectly mapping domain users to local users. An...
USN-5127-1: 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...
LSN-0077-1: Kernel Live Patch Security Notice
Vincent Dehors discovered that the shiftfs file system in the Ubuntu Linux kernel did not properly handle faults in copyfromuser when passing through ioctls to an underlying file system. A local attacker could use this to cause a denial of service memory exhaustion or execute arbitrary...
USN-4441-1: 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 8.0.21 in Ubuntu 20.04 LTS. Ubuntu 16.04 LTS and Ubuntu 18.04 LTS have been updated to MySQL 5.7.31. In addition to security fixes, the updated...
USN-4428-1: Python vulnerabilities
It was discovered that Python documentation had a misleading information. A security issue could be possibly caused by wrong assumptions of this information. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. CVE-2019-17514 It was discovered that...
USN-4171-2: Apport vulnerabilities
USN-4171-1 fixed several vulnerabilities in apport. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Kevin Backhouse discovered Apport would read its user-controlled settings file as the root user. This could be used by a local attacker to possibly...
USN-4127-1: Python vulnerabilities
It was discovered that Python incorrectly handled certain pickle files. An attacker could possibly use this issue to consume memory, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. CVE-2018-20406 It was discovered that Python incorrectly validated t...
USN-4079-1: SoX vulnerabilities
It was discovered that SoX incorrectly handled certain MP3 files. An attacker could possibly use this issue to cause a denial of service. CVE-2019-8354, CVE-2019-8355, CVE-2019-8356, CVE-2019-8357...