USN-1613-1: Python 2.5 vulnerabilities

It was discovered that Python would prepend an empty string to sys.path under certain circumstances. A local attacker with write access to the current working directory could exploit this to execute arbitrary code. CVE-2008-5983 It was discovered that the audioop module did not correctly perform...

USN-1187-1: Linux kernel (Maverick backport) vulnerabilities

It was discovered that KVM did not correctly initialize certain CPU registers. A local attacker could exploit this to crash the system, leading to a denial of service. CVE-2010-3698 Thomas Pollet discovered that the RDS network protocol did not check certain iovec buffers. A local attacker could...

USN-1085-2: tiff regression

USN-1085-1 fixed vulnerabilities in the system TIFF library. The upstream fixes were incomplete and created problems for certain CCITTFAX4 files. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Sauli Pahlman discovered that the TIFF library incorrectl...

USN-714-1: Linux kernel vulnerabilities

Hugo Dias discovered that the ATM subsystem did not correctly manage socket counts. A local attacker could exploit this to cause a system hang, leading to a denial of service. CVE-2008-5079 It was discovered that the libertas wireless driver did not correctly handle beacon and probe responses. A...

USN-8309-1: libssh2 vulnerability

It was discovered that libssh2 incorrectly handled username and password length values during SSH password authentication. A remote attacker could possibly use this issue to cause a denial of service...

USN-7457-1: OpenSSH vulnerability

It was discovered that OpenSSH incorrectly handled the DisableForwarding directive. The directive would fail to disable X11 and agent forwarding, contrary to documentation and expectations...

USN-7383-1: 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: - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Drivers core; - Ublk userspace block driver; -...

USN-6716-1: Linux kernel (Azure) vulnerabilities

Wenqing Liu discovered that the f2fs file system implementation in the Linux kernel did not properly validate inode types while performing garbage collection. An attacker could use this to construct a malicious f2fs image that, when mounted and operated on, could cause a denial of service system...

USN-6549-3: Linux kernel (Low Latency) vulnerabilities

It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors in certain situations, leading to a out-of-bounds read vulnerability. A local attacker could possibly use this to cause a denial of service system crash. CVE-2023-37453 Lin Ma...

USN-5901-1: GnuTLS vulnerability

Hubert Kario discovered that GnuTLS had a timing side-channel when handling certain RSA messages. A remote attacker could possibly use this issue to recover sensitive information...

USN-5886-1: Intel Microcode vulnerabilities

Erik C. Bjorge discovered that some IntelR Atom and Intel Xeon Scalable Processors did not properly implement access controls for out-of-band management. This may allow a privileged network-adjacent user to potentially escalate privileges. CVE-2022-21216 Cfir Cohen, Erdem Aktas, Felix Wilhelm,...

USN-5853-1: Linux kernel vulnerabilities

It was discovered that the Broadcom FullMAC USB WiFi driver in the Linux kernel did not properly perform bounds checking in some situations. A physically proximate attacker could use this to craft a malicious USB device that when inserted, could cause a denial of service system crash or possibly...

USN-5623-1: Linux kernel (HWE) 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 framebuffer driver on the Linux...

USN-5169-1: oddjob vulnerability

Matthias Gerstner discovered that there was a race condition in the mkhomedir tool shipped with the oddjob package. An authenticated attacker could use this to setup a symlink attack and change permissions on files on the host filesystem...

USN-5530-1: PHP vulnerability

It was discovered that PHP incorrectly handled certain memory operations when obtaining file information. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-5379-1: klibc vulnerabilities

It was discovered that klibc did not properly perform some mathematical operations, leading to an integer overflow. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2021-31870 It was discovered that klibc did not...

USN-5243-2: AIDE vulnerability

USN-5243-1 fixed a vulnerability in aide. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: David Bouman discovered that AIDE incorrectly handled base64 operations. A local attacker could use this issue to cause AIDE to crash,...

USN-5121-2: Mailman vulnerabilities

USN-5009-1 fixed vulnerabilities in Mailman. This update provides the corresponding updates for Ubuntu 20.04 LTS. In addition, the following CVEs were fixed: It was discovered that Mailman allows arbitrary content injection. An attacker could use this to inject malicious content. CVE-2020-12108,...

USN-5086-1: Linux kernel vulnerability

Johan Almbladh discovered that the eBPF JIT implementation for IBM s390x systems in the Linux kernel miscompiled operations in some situations, allowing circumvention of the BPF verifier. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...

USN-5055-1: GNOME grilo vulnerability

Michael Catanzaro discovered that grilo incorrectly handled certain TLS certificate verification. An attacker could possibly use this issue to MITM attacks...

USN-4599-1: 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 prompt for opening an external application, obtain sensitive information, or execute arbitrary...

USN-4600-1: Netty vulnerabilities

It was discovered that Netty had HTTP request smuggling vulnerabilities. A remote attacker could used it to extract sensitive information. CVE-2019-16869, CVE-2019-20444, CVE-2019-20445, CVE-2020-7238...

USN-4288-2: ppp vulnerability

USN-4288-1 fixed a vulnerability in ppp. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that ppp incorrectly handled certain rhostname values. A remote attacker could use this issue to cause ppp to crash,...

USN-4288-1: ppp vulnerability

It was discovered that ppp incorrectly handled certain rhostname values. A remote attacker could use this issue to cause ppp to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-4253-2: Linux kernel (HWE) vulnerability

USN-4253-1 fixed vulnerabilities in the Linux kernel for Ubuntu 19.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 19.10 for Ubuntu 18.04 LTS. It was discovered that the Linux kernel did not properly clear data structures on context...

USN-4252-2: tcpdump vulnerabilities

USN-4252-1 fixed several vulnerabilities in tcpdump. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Multiple security issues were discovered in tcpdump. A remote attacker could use these issues to cause tcpdump to crash, resulti...

USN-3921-1: XMLTooling vulnerability

It was discovered that XMLTooling incorrectly handled certain XML files with invalid data. An attacker could use this issue to cause XMLTooling to crash, resulting in a denial of service...

USN-3902-2: PHP vulnerabilities

USN-3902-1 fixed a vulnerability in PHP. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that the PHP XML-RPC module incorrectly handled decoding XML data. A remote attacker could possibly use this issue to cause PHP to crash,...

USN-3725-1: 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 5.5.61 in Ubuntu 14.04 LTS. Ubuntu 16.04 LTS and Ubuntu 18.04 LTS have been updated to MySQL 5.7.23. In addition to security fixes, the updated...

USN-3275-1: OpenJDK 8 vulnerabilities

It was discovered that OpenJDK improperly re-used cached NTLM connections in some situations. A remote attacker could possibly use this to cause a Java application to perform actions with the credentials of a different user. CVE-2017-3509 It was discovered that an untrusted library search path fl...

USN-3256-2: Linux kernel (HWE) vulnerability

USN-3256-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 16.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel for each of the respective prior Ubuntu LTS releases. Andrey Konovalov discovered that the...

USN-2971-1: Linux kernel vulnerabilities

Ralf Spenneberg discovered that the Aiptek Tablet USB device driver in the Linux kernel did not properly validate the endpoints reported by the device. An attacker with physical access could cause a denial of service system crash. CVE-2015-7515 Zach Riggle discovered that the Linux kernel's list...

USN-2965-4: Linux kernel (Qualcomm Snapdragon) vulnerability

Jann Horn discovered that the extended Berkeley Packet Filter eBPF implementation in the Linux kernel did not properly reference count file descriptors, leading to a use-after-free. A local unprivileged attacker could use this to gain administrative privileges. Ralf Spenneberg discovered that the...

USN-2950-3: Samba regressions

USN-2950-1 fixed vulnerabilities in Samba. The fixes introduced in Samba 4.3.8 caused certain regressions and interoperability issues. This update resolves some of these issues by updating to Samba 4.3.9 in Ubuntu 14.04 LTS, Ubuntu 15.10 and Ubuntu 16.04 LTS. Backported regression fixes were adde...

USN-2912-1: libssh vulnerabilities

Mariusz Ziulek discovered that libssh incorrectly handled certain packets. A remote attacker could possibly use this issue to cause libssh to crash, resulting in a denial of service. CVE-2015-3146 Aris Adamantiadis discovered that libssh incorrectly generated ephemeral secret keys of 128 bits...

USN-149-3: Ubuntu 4.10 update for Firefox vulnerabilities

USN-149-1 fixed some vulnerabilities in the Ubuntu 5.04 Hoary Hedgehog version of Firefox. The version shipped with Ubuntu 4.10 Warty Warthog is also vulnerable to these flaws, so it needs to be upgraded as well. Please see http://www.ubuntulinux.org/support/documentation/usn/usn-149-1 for the...

USN-6488-2: strongSwan vulnerability

USN-6488-1 fixed a vulnerability in strongSwan. This update provides the corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Florian Picca discovered that strongSwan incorrectly handled certain DH public values. A remote attacker could use this issue to cau...

USN-6459-1: 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 8.0.35 in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 23.04, and Ubuntu 23.10. In addition to security fixes, the updated packages contain bug fixes...

USN-6092-1: Linux kernel (Azure) vulnerabilities

Jordy Zomer and Alexandra Sandulescu discovered that the Linux kernel did not properly implement speculative execution barriers in usercopy functions in certain situations. A local attacker could use this to expose sensitive information kernel memory. CVE-2023-0459 Xingyuan Mo discovered that the...

USN-5913-1: Linux kernel (OEM) 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-5836-1: Vim vulnerabilities

It was discovered that Vim was not properly performing memory management operations. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2022-47024, CVE-2023-0049, CVE-2023-0054, CVE-2023-0288, CVE-2023-0433...

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-5271-1: Adminer vulnerabilities

It was discovered that Adminer did not escape data in the history parameter of the default URI. A remote attacker could possibly use this issue to perform cross-site scripting XSS attacks. This issue only affected Ubuntu 20.04 ESM. CVE-2020-35572 Adam Crosser and Brian Sizemore discovered that...

LSN-0086-1: Kernel Live Patch Security Notice

It was discovered that a race condition existed in the network scheduling 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-2021-39713 Yiqi Sun and Kevin Wang...

USN-5323-1: NBD vulnerabilities

It was discovered that NBD incorrectly handled name length fields. A remote attacker could use this issue to cause NBD to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-5158-1: ImageMagick vulnerabilities

It was discovered that ImageMagick incorrectly handled certain values when processing visual effects based image files. By tricking a user into opening a specially crafted image file, an attacker could crash the application causing a denial of service. CVE-2021-20244 It was discovered that...

USN-4959-1: GStreamer Base Plugins vulnerability

It was discovered that GStreamer Base Plugins incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information...

USN-4646-1: poppler vulnerabilities

It was discovered that Poppler incorrectly handled certain files. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service...

USN-4486-1: Linux kernel vulnerability

Wen Xu discovered that the XFS filesystem implementation in the Linux kernel did not properly validate meta-data information. An attacker could use this to construct a malicious xfs image that, when mounted, could cause a denial of service system crash...

USN-4474-1: 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, trick the user in to installing a malicious extension, spoof the URL bar, leak sensitive information...