10904 matches found
USN-4753-1: Linux kernel (OEM) vulnerability
It was discovered that the LIO SCSI target implementation in the Linux kernel performed insufficient identifier checking in certain XCOPY requests. An attacker with access to at least one LUN in a multiple backstore environment could use this to expose sensitive information or modify data...
USN-4727-1: Linux kernel vulnerability
Alexander Popov discovered that multiple race conditions existed in the AFVSOCK implementation in the Linux kernel. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...
USN-4715-2: Django vulnerability
USN-4715-1 fixed a vulnerability in Django. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Wang Baohua discovered that Django incorrectly extracted archive files. A remote attacker could possibly use this issue to extract files outside of their...
USN-4701-1: 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 the CSS sanitizer, or execute arbitrary...
USN-4114-1: Linux kernel vulnerabilities
Amit Klein and Benny Pinkas discovered that the Linux kernel did not sufficiently randomize IP ID values generated for connectionless networking protocols. A remote attacker could use this to track particular Linux devices. CVE-2019-10638 Praveen Pandey discovered that the Linux kernel did not...
USN-7206-2: rsync regression
USN-7206-1 fixed vulnerabilities in rsync. The update introduced a regression in rsync. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync did not properly handle checksum lengths. ...
USN-5592-1: 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 It was discovered that the virtual terminal driver in the...
USN-5339-1: Linux kernel vulnerabilities
Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the Linux kernel did not properly restrict access to the cgroups v1 releaseagent feature. A local attacker could use this to gain administrative privileges. CVE-2022-0492 It was discovered that an out-of-bounds OOB memory acces...
USN-5006-1: PHP vulnerabilities
It was discovered that PHP incorrectly handled certain PHAR files. A remote attacker could possibly use this issue to cause PHP to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2020-7068 It wa...
USN-4099-1: nginx vulnerabilities
Jonathan Looney discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to consume resources, leading to a denial of service...
USN-3256-1: Linux kernel vulnerability
Andrey Konovalov discovered that the AFPACKET implementation in the Linux kernel did not properly validate certain block-size data. A local attacker could use this to cause a denial of service system crash...
USN-5267-3: Linux kernel (Raspberry Pi) vulnerabilities
USN-5267-1 fixed vulnerabilities in the Linux kernel. This update provides the corresponding updates for the Linux kernel for Raspberry Pi devices. Original advisory details: It was discovered that the Bluetooth subsystem in the Linux kernel contained a use-after-free vulnerability. A local...
USN-5092-3: Linux kernel (Azure) regression
USN-5092-2 fixed vulnerabilities in Linux 5.11-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-5010-1: QEMU vulnerabilities
Lei Sun discovered that QEMU incorrectly handled certain MMIO operations. An attacker inside the guest could possibly use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2020-15469 Wenxiang Qian discovered that QEMU incorrectly handled certain ATAPI commands. An attacker...
USN-4945-2: Linux kernel (Raspberry Pi) vulnerabilities
USN-4945-1 fixed vulnerabilities in the Linux kernel for Ubuntu 20.04 LTS and Ubuntu 18.04 LTS. This update provides the corresponding Linux kernel updates targeted specifically for Raspberry Pi devices in those same Ubuntu Releases. Original advisory details: It was discovered that the Nouveau G...
USN-4929-1: Bind vulnerabilities
Greg Kuechle discovered that Bind incorrectly handled certain incremental zone updates. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. CVE-2021-25214 Siva Kakarla discovered that Bind incorrectly handled certain DNAME records. A remote...
USN-4913-1: Underscore vulnerability
It was discovered that Underscore incorrectly handled certain inputs. An attacker could possibly use this issue to inject arbitrary code...
USN-4686-1: Ghostscript vulnerabilities
It was discovered that Ghostscript incorrectly handled certain image files. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could use this issue to cause Ghostscript to crash, resulting in a denial of service, or possibly execute arbitrary co...
USN-4658-2: Linux kernel regression
USN-4658-1 fixed vulnerabilities in the Linux kernel. Unfortunately, that update introduced a regression in the software raid10 driver when used with fstrim that could lead to data corruption. This update fixes the problem. Original advisory details: It was discovered that a race condition existe...
USN-4300-1: Linux kernel vulnerabilities
It was discovered that the KVM implementation in the Linux kernel, when paravirtual TLB flushes are enabled in guests, the hypervisor in some situations could miss deferred TLB flushes or otherwise mishandle them. An attacker in a guest VM could use this to expose sensitive information read memor...
USN-4162-2: Linux kernel (Azure) vulnerabilities
USN-4162-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux kernel for Microsoft Azure Cloud systems for Ubuntu 14.04 ESM. It was discovered that the RSI 91x Wi-Fi driver in the Linux kernel did not did not handle detach...
USN-4095-2: Linux kernel (Xenial HWE) vulnerabilities
USN-4095-1 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. Eli Biham and Lior Neumann discovered that the Bluetooth implementation in the Linux...
USN-1507-1: Linux kernel vulnerabilities
A flaw was found in the Linux kernel's KVM Kernel Virtual Machine virtual cpu setup. An unprivileged local user could exploit this flaw to crash the system leading to a denial of service. CVE-2012-1601 An error was found in the Linux kernel's IPv6 netfilter when connection tracking is enabled. A...
USN-7241-1: Bind vulnerabilities
Toshifumi Sakaguchi discovered that Bind incorrectly handled many records in the additional section. A remote attacker could possibly use this issue to cause Bind to consume CPU resources, leading to a denial of service. CVE-2024-11187 Jean-François Billaud discovered that the Bind DNS-over-HTTPS...
USN-5342-1: Python vulnerabilities
David Schwörer discovered that Python incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 18.04 LTS. CVE-2021-3426 It was discovered that Python incorrectly handled certain FTP requests. An attacker could...
USN-5319-1: Linux kernel vulnerabilities
Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida discovered that hardware mitigations added by Intel to their processors to address Spectre-BTI were insufficient. A local attacker could potentially use this to expose sensitive information...
USN-5295-1: Linux kernel (HWE) vulnerabilities
It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Jann Horn discovered a race condition in the Un...
USN-5090-4: Apache HTTP Server regression
USN-5090-1 fixed vulnerabilities in Apache HTTP Server. One of the upstream fixes introduced a regression in UDS URIs. This update fixes the problem. Original advisory details: James Kettle discovered that the Apache HTTP Server HTTP/2 module incorrectly handled certain crafted methods. A remote...
USN-4985-1: Intel Microcode vulnerabilities
It was discovered that some Intel processors may not properly invalidate cache entries used by Intel Virtualization Technology for Directed I/O VT-d. This may allow a local user to perform a privilege escalation attack. CVE-2020-24489 Joseph Nuzman discovered that some Intel processors may not...
USN-4968-2: LZ4 vulnerability
USN-4968-1 fixed a vulnerability in LZ4. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that LZ4 incorrectly handled certain memory operations. If a user or automated system were tricked into uncompressing a...
USN-4882-1: Ruby vulnerabilities
It was discovered that the Ruby JSON gem incorrectly handled certain JSON files. If a user or automated system were tricked into parsing a specially crafted JSON file, a remote attacker could use this issue to execute arbitrary code. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS...
USN-4687-1: Firefox vulnerability
A use-after-free was discovered in Firefox when handling SCTP packets. An attacker could potentially exploit this to cause a denial of service, or execute arbitrary code...
USN-4178-1: 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-3992-1: 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-3892-1: GDM vulnerability
Burghard Britzke discovered that GDM incorrectly handled certain configurations. An attacker could possibly use this issue to get unauthorized access to a different user...
USN-3820-3: Linux kernel (Azure) vulnerabilities
Felix Wilhelm discovered that the Xen netback driver in the Linux kernel did not properly perform input validation in some situations. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2018-15471 It was discovered that the generic SCSI...
USN-3312-1: Linux kernel vulnerabilities
It was discovered that the netfilter netlink implementation in the Linux kernel did not properly validate batch messages. A local attacker with the CAPNETADMIN capability could use this to expose sensitive information or cause a denial of service. CVE-2016-7917 Qian Zhang discovered a heap-based...
USN-7240-1: libxml2 vulnerabilities
It was discovered that libxml2 incorrectly handled certain memory operations. A remote attacker could use this issue to cause libxml2 to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2022-49043 It was discovered that the libxml2 xmllint tool incorrectly handled...
USN-5391-1: libsepol vulnerabilities
Nicolas Iooss discovered that libsepol incorrectly handled memory when handling policies. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2021-36084 It was discovered that libsepol incorrectly handled memory whe...
USN-5096-1: Linux kernel (OEM) vulnerabilities
Valentina Palmiotti discovered that the iouring subsystem in the Linux kernel could be coerced to free adjacent memory. A local attacker could use this to execute arbitrary code. CVE-2021-41073 Benedict Schlueter discovered that the BPF subsystem in the Linux kernel did not properly protect again...
USN-4951-1: Flatpak vulnerability
Anton Lydike discovered that Flatpak did not properly handle special tokens in desktop files. An attacker could use this to specially craft a Flatpak application that could escape sandbox confinement...
USN-4894-1: 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-4754-2: Python regression
USN-4754-1 fixed a vulnerability in Python. The fix for CVE-2021-3177 introduced a regression in Python 2.7. This update reverts the security fix pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that Python incorrectly handled certain...
USN-3977-2: Intel Microcode update
USN-3977-1 provided mitigations for Microarchitectural Data Sampling MDS vulnerabilities in Intel Microcode for a large number of Intel processor families. This update provides the corresponding updated microcode mitigations for Intel Cherry Trail and Bay Trail processor families. Original adviso...
USN-3910-2: Linux kernel (Xenial HWE) vulnerabilities
USN-3910-1 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. It was discovered that the f2fs filesystem implementation in the Linux kernel did not...
USN-3883-1: LibreOffice vulnerabilities
It was discovered that LibreOffice incorrectly handled certain document files. If a user were tricked into opening a specially crafted document, a remote attacker could cause LibreOffice to crash, and possibly execute arbitrary code. CVE-2018-10119, CVE-2018-10120, CVE-2018-11790 It was discovere...
USN-3762-2: Linux kernel (HWE) vulnerabilities
USN-3762-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.04 LTS for Ubuntu 16.04 LTS. It was discovered that the VirtIO subsystem in the Linux kernel did not properly...
USN-3312-2: Linux kernel (Xenial HWE) vulnerabilities
USN-3312-1 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. It was discovered that the netfilter netlink implementation in the Linux kernel did no...
USN-7234-1: Linux kernel vulnerabilities
Ye Zhang and Nicolas Wu discovered that the iouring subsystem in the Linux kernel did not properly handle locking for rings with IOPOLL, leading to a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...
USN-7223-1: OpenJPEG vulnerabilities
Frank Zeng discovered that OpenJPEG incorrectly handled memory when using the decompression utility. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2024-56826, CVE-2024-56827...