11371 matches found
USN-4995-1: Thunderbird vulnerabilities
Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, spoof the UI, bypass security restrictions, or...
USN-4934-2: Exim vulnerabilities
USN-4934-1 fixed several vulnerabilities in Exim. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. CVE-2020-28026 only affected Ubuntu 16.04 ESM. Original advisory details: It was discovered that Exim contained multiple security issues. An attacker could us...
USN-4192-1: 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-3989-1: LibRaw vulnerabilities
It was discovered that LibRaw incorrectly handled photo files. If a user or automated system were tricked into processing a specially crafted photo file, a remote attacker could cause applications linked against LibRaw to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-3665-1: Tomcat vulnerabilities
It was discovered that Tomcat incorrectly handled being configured with HTTP PUTs enabled. A remote attacker could use this issue to upload a JSP file to the server and execute arbitrary code. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 17.10. CVE-2017-12616,...
USN-7228-1: LibreOffice vulnerabilities
Thomas Rinsma discovered that LibreOffice incorrectly handled paths when processing embedded font files. If a user or automated system were tricked into opening a specially crafted LibreOffice file, a remote attacker could possibly use this issue to create arbitrary files ending with ".ttf"...
USN-7210-1: .NET vulnerabilities
It was discovered that .NET did not properly handle input provided to its Convert.TryToHexString method. An attacker could possibly use this issue to execute arbitrary code. CVE-2025-21171 It was discovered that .NET did not properly handle an integer overflow when processing certain specially...
USN-6386-1: Linux kernel vulnerabilities
Jana Hofmann, Emanuele Vannacci, Cedric Fournet, Boris Kopf, and Oleksii Oleksenko discovered that some AMD processors could leak stale data from division operations in certain situations. A local attacker could possibly use this to expose sensitive information. CVE-2023-20588 It was discovered...
USN-5402-2: OpenSSL vulnerabilities
USN-5402-1 fixed several vulnerabilities in OpenSSL. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: Elison Niven discovered that OpenSSL incorrectly handled the crehash script. A local attacker could possibly use this issue to execute arbitrary...
USN-5321-1: Firefox vulnerabilities
Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, spoof the browser UI, bypass security restrictions, obtain sensitive information, or execute arbitrary...
USN-5021-2: curl vulnerability
USN-5021-1 fixed vulnerabilities in curl. This update provides the corresponding updates for Ubuntu 16.04 ESM. Original advisory details: Harry Sintonen and Tomas Hoger discovered that curl incorrectly handled TELNET connections when the -t option was used on the command line. Uninitialized data...
USN-5115-1: Linux kernel (OEM) 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 Ofek Kirzner, Adam Morrison, Benedict Schlueter, and Piotr Krysiuk discovered that the BPF...
USN-5091-1: Linux kernel 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-5072-1: Linux kernel vulnerabilities
Maxim Levitsky and Paolo Bonzini discovered that the KVM hypervisor implementation for AMD processors in the Linux kernel allowed a guest VM to disable restrictions on VMLOAD/VMSAVE in a nested guest. An attacker in a guest VM could use this to read or write portions of the host's physical memory...
USN-5028-1: 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-4968-1: LZ4 vulnerability
It was discovered that LZ4 incorrectly handled certain memory operations. If a user or automated system were tricked into uncompressing a specially- crafted LZ4 file, a remote attacker could use this issue to cause LZ4 to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-4909-1: Linux kernel vulnerabilities
Loris Reiff discovered that the BPF implementation in the Linux kernel did not properly validate attributes in the getsockopt BPF hook. A local attacker could possibly use this to cause a denial of service system crash. CVE-2021-20194 Olivier Benjamin, Norbert Manthey, Martin Mazein, and Jan H...
USN-4895-1: Squid vulnerabilities
Alex Rousskov and Amit Klein discovered that Squid incorrectly handled certain Content-Length headers. A remote attacker could possibly use this issue to perform an HTTP request smuggling attack, resulting in cache poisoning. This issue only affected Ubuntu 20.04 LTS. CVE-2020-15049 Jianjun Chen...
USN-4737-2: Bind vulnerability
USN-4737-1 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 GSSAPI security policy negotiation. A remote attacker could use this issue to cause Bind to...
USN-4735-1: PostgreSQL vulnerability
Heikki Linnakangas discovered that PostgreSQL incorrectly leaked values of denied columns when handling certain errors. A remote attacker could possibly use this issue to obtain sensitive information...
USN-4586-1: PHP ImageMagick vulnerability
It was discovered that PHP ImageMagick extension didn't check the address used by an array. An attacker could use this issue to cause PHP ImageMagick to crash, resulting in a denial of service...
USN-4335-1: Thunderbird vulnerabilities
Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass security restrictions, bypass same-origin...
USN-4182-4: Intel Microcode regression
USN-4182-2 provided updated Intel Processor Microcode. A regression was discovered that caused some Skylake processors to hang after a warm reboot. This update reverts the microcode for that specific processor family. We apologize for the inconvenience. Original advisory details: Stephan van...
USN-4191-2: QEMU vulnerabilities
USN-4191-2 fixed a vulnerability in QEMU. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that the LSI SCSI adapter emulator implementation in QEMU did not properly validate executed scripts. A local attacker could use this to cause...
USN-4061-1: Redis vulnerabilities
It was discovered that Redis incorrectly handled the hyperloglog data structure. An attacker could use this issue to cause Redis to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-3930-1: Linux kernel vulnerabilities
Mathias Payer and Hui Peng discovered a use-after-free vulnerability in the Advanced Linux Sound Architecture ALSA subsystem. A physically proximate attacker could use this to cause a denial of service system crash. CVE-2018-19824 Shlomi Oberman, Yuli Shapiro, and Ran Menscher discovered an...
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-5321-2: Firefox vulnerabilities
USN-5321-1 fixed vulnerabilities in Firefox. The update didn't include arm64 because of a regression. This update provides the corresponding update for arm64. This update also removes Yandex and Mail.ru as optional search providers in the drop-down search menu. Original advisory details: Multiple...
USN-5300-3: PHP vulnerabilities
USN-5300-1 fixed vulnerabilities in PHP. This update provides the corresponding updates for Ubuntu 21.10. Original advisory details: It was discovered that PHP incorrectly handled certain scripts. An attacker could possibly use this issue to cause a denial of service. CVE-2015-9253, CVE-2017-8923...
USN-5117-1: Linux kernel (OEM) vulnerabilities
It was discovered that the btrfs file system in the Linux kernel did not properly handle removing a non-existent device id. An attacker with CAPSYSADMIN could use this to cause a denial of service. CVE-2021-3739 It was discovered that the Qualcomm IPC Router protocol implementation in the Linux...
USN-5079-3: curl vulnerabilities
USN-5079-1 fixed vulnerabilities in curl. One of the fixes introduced a regression on Ubuntu 18.04 LTS. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that curl incorrect handled memory when sending data to an MQTT server. A remote...
USN-5080-1: Libgcrypt vulnerabilities
It was discovered that Libgcrypt incorrectly handled ElGamal encryption. An attacker could possibly use this issue to recover sensitive information...
USN-5006-2: PHP vulnerabilities
USN-5006-1 fixed several vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that PHP incorrectly handled certain PHAR files. A remote attacker could possibly use this issue to cause PHP to...
USN-4522-1: noVNC vulnerability
It was discovered that noVNC did not properly manage certain messages, resulting in the remote VNC server injecting arbitrary HTML into the noVNC web page. An attacker could use this issue to conduct cross-site scripting XSS attacks. CVE-2017-18635...
USN-3898-1: NSS vulnerability
Hanno Böck and Damian Poddebniak discovered that NSS incorrectly handled certain CMS functions. A remote attacker could possibly use this issue to cause NSS to crash, resulting in a denial of service...
USN-7254-1: OpenJDK 21 vulnerability
It was discovered that the Hotspot component of OpenJDK 21 did not properly handle API access under certain circumstances. An unauthenticated attacker could possibly use this issue to access unauthorized resources and expose sensitive information...
USN-7252-1: OpenJDK 11 vulnerability
It was discovered that the Hotspot component of OpenJDK 11 did not properly handle API access under certain circumstances. An unauthenticated attacker could possibly use this issue to access unauthorized resources and expose sensitive information...
USN-7219-1: Python vulnerability
It was discovered that Python incorrectly handled asyncio write buffers. A remote attacker could possibly use this issue to cause Python to consume memory, leading to a denial of service...
USN-7213-1: poppler vulnerability
It was discovered that poppler incorrectly handled memory when opening certain PDF files. An attacker could possibly use this issue to cause denial of service or obtain sensitive information...
USN-7207-1: Git vulnerabilities
It was discovered that Git incorrectly handled certain URLs when asking for credentials. An attacker could possibly use this issue to mislead the user into typing passwords for trusted sites that would then be sent to untrusted sites instead. CVE-2024-50349 It was discovered that git incorrectly...
USN-5688-1: Libksba vulnerability
It was discovered that an integer overflow could be triggered in Libksba when decoding certain data. An attacker could use this issue to cause a denial of service application crash or possibly execute arbitrary code...
USN-5579-1: Linux kernel 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-5487-2: Apache HTTP Server regression
USN-5487-1 fixed several vulnerabilities in Apache. Unfortunately, that update introduced a regression when proxying balancer manager connections in some configurations on Ubuntu 14.04 ESM. This update reverts those changes till further fix. We apologize for the inconvenience. Original advisory...
USN-5346-1: Linux kernel (OEM) vulnerability
It was discovered that the ICMPv6 implementation in the Linux kernel did not properly deallocate memory in certain situations. A remote attacker could possibly use this to cause a denial of service memory exhaustion...
USN-5324-1: libxml2 vulnerability
It was discovered that libxml2 incorrectly handled certain XML files. An attacker could use this issue to cause libxml2 to crash, resulting in a denial of service, or possibly execute arbitrary code...
USN-5268-1: Linux kernel vulnerabilities
Keyu Man discovered that the ICMP implementation in the Linux kernel did not properly handle received ICMP error packets. A remote attacker could use this to facilitate attacks on UDP based services that depend on source port randomization. CVE-2021-20322 It was discovered that the Bluetooth...
USN-5091-3: Linux kernel (Azure) regression
USN-5091-1 fixed vulnerabilities in Linux 5.4-based kernels. Unfortunately, for Linux kernels intended for use within Microsoft Azure environments, that update introduced a regression that could cause the kernel to fail to boot in large Azure instance types. This update fixes the problem. We...
USN-5091-2: Linux kernel (Raspberry Pi) 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-5095-1: Apache Commons IO vulnerability
It was discovered that Apache Commons IO incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information...
USN-4671-1: Firefox vulnerabilities
Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass the CSS sanitizer, bypass security restrictions, spoof the URL bar, ...