11205 matches found
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-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-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-4369-2: Linux kernel regression
USN-4369-1 fixed vulnerabilities in the 5.3 Linux kernel. Unfortunately, that update introduced a regression in overlayfs. This update corrects the problem. We apologize for the inconvenience. Original advisory details: It was discovered that the btrfs implementation in the Linux kernel did not...
USN-4146-1: ClamAV vulnerabilities
It was discovered that ClamAV incorrectly handled unpacking ZIP files. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. CVE-2019-12625 It was discovered that ClamAV incorrectly handled unpacking bzip2 files. A remote attacker could use th...
USN-5082-1: Linux kernel (OEM) 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-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-4891-1: OpenSSL vulnerability
It was discovered that OpenSSL incorrectly handled certain renegotiation ClientHello messages. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service...
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-4683-1: Linux kernel (OEM) vulnerability
Minh Yuan discovered that the framebuffer console driver in the Linux kernel did not properly handle fonts in some conditions. A local attacker could use this to cause a denial of service system crash or possibly expose sensitive information kernel memory...
USN-4677-2: p11-kit vulnerability
USN-4677-1 fixed a vulnerability in p11-kit. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: David Cook discovered that p11-kit incorrectly handled certain memory operations. An attacker could use this issue to cause p11-kit to crash, resulting in a...
USN-7236-1: Linux kernel 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: - Netfilter; - Network traffic control; - VMware vSockets driver; CVE-2024-53164, CVE-2024-53103, CVE-2024-53141...
USN-6871-1: Linux kernel (HWE) 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-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-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-5079-1: curl vulnerabilities
It was discovered that curl incorrect handled memory when sending data to an MQTT server. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2021-22945 Patrick Monnerat discovered that curl incorrectly handled...
USN-4916-1: Linux kernel vulnerabilities
It was discovered that the overlayfs implementation in the Linux kernel did not properly validate the application of file system capabilities with respect to user namespaces. A local attacker could use this to gain elevated privileges. CVE-2021-3493 Piotr Krysiuk discovered that the BPF JIT...
USN-4901-1: Linux kernel (Trusty HWE) vulnerabilities
Adam Nichols discovered that heap overflows existed in the iSCSI subsystem in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-27365 It was discovered that the LIO SCSI target implementation in the Linux kerne...
USN-4015-1: DBus vulnerability
Joe Vennix discovered that DBus incorrectly handled DBUSCOOKIESHA1 authentication. A local attacker could possibly use this issue to bypass authentication and connect to DBus servers with elevated privileges...
USN-3991-1: Firefox vulnerabilities
Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, spoof the browser UI, trick the user in to launching local executable binaries, obtain sensitive...
USN-3972-1: PostgreSQL vulnerabilities
It was discovered that PostgreSQL incorrectly handled partition routing. A remote user could possibly use this issue to read arbitrary bytes of server memory. This issue only affected Ubuntu 19.04. CVE-2019-10129 Dean Rasheed discovered that PostgreSQL incorrectly handled selectivity estimators. ...
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-2747-1: NVIDIA graphics drivers vulnerability
Dario Weisser discovered that the NVIDIA graphics drivers incorrectly handled certain IOCTL writes. A local attacker could use this issue to possibly gain root privileges...
USN-6878-1: Linux kernel (Oracle) vulnerabilities
Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Zheng Wang discovered that the Broadc...
USN-6818-2: Linux kernel (ARM laptop) vulnerabilities
Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service system crash. CVE-2023-6356, CVE-2023-6535, CVE-2023-6536 It was...
USN-5845-1: OpenSSL vulnerabilities
David Benjamin discovered that OpenSSL incorrectly handled X.400 address processing. A remote attacker could possibly use this issue to read arbitrary memory contents or cause OpenSSL to crash, resulting in a denial of service. CVE-2023-0286 Octavio Galland and Marcel Böhme discovered that OpenSS...
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-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-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-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-4681-1: Linux kernel vulnerabilities
Ryan Hall discovered that the Intel 700 Series Ethernet Controllers driver in the Linux kernel did not properly deallocate memory in some conditions. A local attacker could use this to cause a denial of service kernel memory exhaustion. CVE-2019-0148 It was discovered that the console keyboard...
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-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-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-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-5094-1: Linux kernel vulnerabilities
It was discovered that the KVM hypervisor implementation in the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. An attacker who could start and control a VM could possibly use this to expose sensitive information or execute...
USN-5000-2: Linux kernel (KVM) vulnerabilities
USN-5000-1 fixed vulnerabilities in the Linux kernel for Ubuntu 20.04 LTS and the Linux HWE kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux KVM kernel for Ubuntu 20.04 LTS. Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of...
USN-4950-1: Linux kernel vulnerabilities
Ryota Shiga discovered that the eBPF implementation in the Linux kernel did not properly verify that a BPF program only reserved as much memory for a ring buffer as was allocated. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-3489...
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-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-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-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-3905-1: poppler vulnerability
It was discovered that poppler incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a 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-3769-2: Bind vulnerability
USN-3769-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that Bind incorrectly handled the deny-answer-aliases feature. If this feature is enabled, a remote attacker could use this issue to cause Bin...
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-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-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-7218-1: Python vulnerability
It was discovered that Python incorrectly handled parsing bracketed hosts. A remote attacker could possibly use this issue to perform a Server-Side Request Forgery SSRF attack...
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. ...