USN-6487-1: Avahi vulnerabilities

Evgeny Vereshchagin discovered that Avahi contained several reachable assertions, which could lead to intentional assertion failures when specially crafted user input was given. An attacker could possibly use this issue to cause a denial of service. CVE-2023-38469, CVE-2023-38470, CVE-2023-38471,...

USN-6486-1: iniParser vulnerability

It was discovered that iniParser incorrectly handled certain files. An attacker could possibly use this issue to cause a crash...

USN-6485-1: Intel Microcode vulnerability

Benoit Morgan, Paul Grosen, Thais Moreira Hamasaki, Ke Sun, Alyssa Milburn, Hisham Shafi, Nir Shlomovich, Tavis Ormandy, Daniel Moghimi, Josh Eads, Salman Qazi, Alexandra Sandulescu, Andy Nguyen, Eduardo Vela, Doug Kwan, and Kostik Shtoyk discovered that some IntelR Processors did not properly...

USN-6484-1: OpenVPN vulnerabilities

It was discovered that OpenVPN incorrectly handled the --fragment option in certain configurations. A remote attacker could possibly use this issue to cause OpenVPN to crash, resulting in a denial of service. CVE-2023-46849 It was discovered that OpenVPN incorrectly handled certain memory...

USN-6480-1: .NET vulnerabilities

Barry Dorrans discovered that .NET did not properly implement certain security features for Blazor server forms. An attacker could possibly use this issue to bypass validation, which could trigger unintended actions. CVE-2023-36558 Piotr Bazydlo discovered that .NET did not properly handle...

USN-6483-1: HTML Tidy vulnerability

Neeraj Pal discovered that HTML Tidy incorrectly handled parsing certain HTML data. If a user or automated system were tricked into parsing specially crafted HTML data, a remote attacker could cause HTML Tidy to consume resources, leading to a denial of service, or possibly execute arbitrary code...

USN-6482-1: Quagga vulnerabilities

It was discovered that Quagga incorrectly handled certain BGP messages. A remote attacker could possibly use this issue to cause Quagga to crash, resulting in a denial of service...

USN-6481-1: FRR vulnerabilities

It was discovered that FRR incorrectly handled certain malformed NLRI data. A remote attacker could possibly use this issue to cause FRR to crash, resulting in a denial of service. CVE-2023-46752 It was discovered that FRR incorrectly handled certain BGP UPDATE messages. A remote attacker could...

USN-6473-2: pip vulnerabilities

USN-6473-1 fixed vulnerabilities in urllib3. This update provides the corresponding updates for the urllib3 module bundled into pip. Original advisory details: It was discovered that urllib3 didn't strip HTTP Authorization header on cross-origin redirects. A remote attacker could possibly use thi...

USN-6449-2: FFmpeg regression

USN-6449-1 fixed vulnerabilities in FFmpeg. Unfortunately that update could introduce a regression in tools using an FFmpeg library, like VLC. This updated fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that FFmpeg incorrectly managed memory...

USN-6479-1: Linux kernel (OEM) vulnerabilities

Kyle Zeng discovered that the netfilter subsystem in the Linux kernel contained a race condition in IP set operations in certain situations. A local attacker could use this to cause a denial of service system crash. CVE-2023-42756 Alex Birnberg discovered that the netfilter subsystem in the Linux...

USN-6478-1: Traceroute vulnerability

It was discovered that Traceroute did not properly parse command line arguments. An attacker could possibly use this issue to execute arbitrary commands...

USN-6477-1: procps-ng vulnerability

It was discovered that the procps-ng ps tool incorrectly handled memory. An attacker could possibly use this issue to cause procps-ng to crash, resulting in a denial of service...

USN-6456-2: Firefox regressions

USN-6456-1 fixed vulnerabilities in Firefox. The update introduced several minor regressions. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted...

USN-6476-1: Memcached vulnerabilities

It was discovered that Memcached incorrectly handled certain multiget requests in proxy mode. A remote attacker could use this issue to cause Memcached to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2023-46852 It was discovered that Memcached incorrectly handl...

USN-6475-1: Cobbler vulnerabilities

It was discovered that Cobbler did not properly handle user input, which could result in an absolute path traversal. An attacker could possibly use this issue to read arbitrary files. CVE-2014-3225 It was discovered that Cobbler did not properly handle user input, which could result in command...

USN-6465-3: Linux kernel (GKE) vulnerabilities

Yu Hao and Weiteng Chen discovered that the Bluetooth HCI UART driver in the Linux kernel contained a race condition, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2023-31083 Lin Ma discovered that the Netlink...

USN-6462-2: Linux kernel (IoT) vulnerabilities

Seth Jenkins discovered that the Linux kernel did not properly perform address randomization for a per-cpu memory management structure. A local attacker could use this to expose sensitive information kernel memory or in conjunction with another kernel vulnerability. CVE-2023-0597 Yu Hao and Weite...

USN-6474-1: xrdp vulnerabilities

It was discovered that xrdp incorrectly handled validation of client-supplied data, which could lead to out-of-bounds reads. An attacker could possibly use this issue to crash the program or extract sensitive information. CVE-2022-23479, CVE-2022-23481, CVE-2022-23483, CVE-2023-42822 It was...

USN-6473-1: urllib3 vulnerabilities

It was discovered that urllib3 didn't strip HTTP Authorization header on cross-origin redirects. A remote attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. CVE-2018-25091 It was discovered that urllib3 didn't...

USN-6472-1: GNU Scientific Library vulnerability

It was discovered that GNU Scientific Library incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code...

USN-6467-2: Kerberos vulnerability

USN-6467-1 fixed a vulnerability in Kerberos. This update provides the corresponding update for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS and Ubuntu 23.04. Original advisory details: Robert Morris discovered that Kerberos did not properly handle memory access when processing RPC data through kadmind,...

USN-6471-1: libsndfile vulnerability

It was discovered that libsndfile contained multiple arithmetic overflows. If a user or automated system were tricked into processing a specially crafted audio file, an attacker could possibly use this issue to cause a denial of service...

USN-6469-1: xrdp vulnerability

Ashley Newson discovered that xrdp incorrectly handled memory when processing certain incoming connections. An attacker could possibly use this issue to cause a denial of service or arbitrary code execution...

USN-6470-1: Axis vulnerability

It was discovered that Axis incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2023-40743...

USN-6468-1: 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, bypass security restrictions, cross-site tracing,...

USN-6454-4: Linux kernel (StarFive) vulnerabilities

Kyle Zeng discovered that the netfilter subsystem in the Linux kernel contained a race condition in IP set operations in certain situations. A local attacker could use this to cause a denial of service system crash. CVE-2023-42756 Alex Birnberg discovered that the netfilter subsystem in the Linux...

USN-6465-2: Linux kernel (Raspberry Pi) vulnerabilities

Yu Hao and Weiteng Chen discovered that the Bluetooth HCI UART driver in the Linux kernel contained a race condition, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2023-31083 Lin Ma discovered that the Netlink...

USN-6467-1: Kerberos vulnerability

Robert Morris discovered that Kerberos did not properly handle memory access when processing RPC data through kadmind, which could lead to the freeing of uninitialized memory. An authenticated remote attacker could possibly use this issue to cause kadmind to crash, resulting in a denial of servic...

USN-6403-3: libvpx vulnerabilities

USN-6403-1 fixed several vulnerabilities in libvpx. This update provides the corresponding update for Ubuntu 16.04 LTS. Original advisory details: It was discovered that libvpx did not properly handle certain malformed media files. If an application using libvpx opened a specially crafted file, a...

USN-6454-3: Linux kernel (ARM laptop) vulnerabilities

Kyle Zeng discovered that the netfilter subsystem in the Linux kernel contained a race condition in IP set operations in certain situations. A local attacker could use this to cause a denial of service system crash. CVE-2023-42756 Alex Birnberg discovered that the netfilter subsystem in the Linux...

USN-6466-1: Linux kernel (NVIDIA) vulnerabilities

Hyunwoo Kim discovered that the DVB Core driver in the Linux kernel contained a race condition during device removal, leading to a use-after- free vulnerability. A physically proximate attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...

USN-6464-1: Linux kernel vulnerabilities

Yu Hao and Weiteng Chen discovered that the Bluetooth HCI UART driver in the Linux kernel contained a race condition, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2023-31083 Lin Ma discovered that the Netlink...

USN-6465-1: Linux kernel vulnerabilities

Yu Hao and Weiteng Chen discovered that the Bluetooth HCI UART driver in the Linux kernel contained a race condition, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2023-31083 Lin Ma discovered that the Netlink...

USN-6453-2: X.Org X Server vulnerabilities

USN-6453-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled prepending values to certain properties. ...

USN-6463-1: Open VM Tools vulnerabilities

It was discovered that Open VM Tools incorrectly handled SAML tokens. A remote attacker Guest Operations privileges could possibly use this issue to escalate privileges. CVE-2023-34058 Matthias Gerstner discovered that Open VM Tools incorrectly handled file descriptors when dropping privileges. A...

USN-6462-1: Linux kernel vulnerabilities

Seth Jenkins discovered that the Linux kernel did not properly perform address randomization for a per-cpu memory management structure. A local attacker could use this to expose sensitive information kernel memory or in conjunction with another kernel vulnerability. CVE-2023-0597 Yu Hao and Weite...

USN-6461-1: Linux kernel (OEM) vulnerabilities

Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service system crash. CVE-2023-31085 Marek Marczykowski-Górecki discovered that the Xen event...

USN-6460-1: Linux kernel vulnerabilities

It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker could use this to cause a denial of service excessive CPU consumption. CVE-2023-1206 It was discovered that the Broadcom FullMAC USB WiFi drive...

USN-6454-2: Linux kernel vulnerabilities

Kyle Zeng discovered that the netfilter subsystem in the Linux kernel contained a race condition in IP set operations in certain situations. A local attacker could use this to cause a denial of service system crash. CVE-2023-42756 Alex Birnberg discovered that the netfilter subsystem in the Linux...

USN-6441-3: Linux kernel vulnerabilities

Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized network frontend, leading to a buffer overflow. An attacker in a guest VM could use this to cause a denial of service host system crash or...

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-6458-1: Slurm vulnerabilities

It was discovered that Slurm did not properly handle credential management, which could allow an unprivileged user to impersonate the SlurmUser account. An attacker could possibly use this issue to execute arbitrary code as the root user. CVE-2022-29500 It was discovered that Slurm did not proper...

USN-6457-1: Node.js vulnerabilities

Tavis Ormandy discovered that Node.js incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service. CVE-2022-0778 Elison Niven discovered that Node.js...

USN-6456-1: 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 across domains, or execute arbitrary code. CVE-2023-5722, CVE-2023-5724,...

USN-6455-1: Exim vulnerabilities

It was discovered that Exim incorrectly handled validation of user-supplied data, which could lead to memory corruption. A remote attacker could possibly use this issue to execute arbitrary code. CVE-2023-42117 It was discovered that Exim incorrectly handled validation of user-supplied data, whic...

USN-6454-1: Linux kernel vulnerabilities

Kyle Zeng discovered that the netfilter subsystem in the Linux kernel contained a race condition in IP set operations in certain situations. A local attacker could use this to cause a denial of service system crash. CVE-2023-42756 Alex Birnberg discovered that the netfilter subsystem in the Linux...

USN-6446-3: Linux kernel (Oracle) vulnerabilities

Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized network frontend, leading to a buffer overflow. An attacker in a guest VM could use this to cause a denial of service host system crash or...

USN-6453-1: X.Org X Server vulnerabilities

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled prepending values to certain properties. An attacker could possibly use this issue to cause the X Server to crash, execute arbitrary code, or escalate privileges. CVE-2023-5367 Sri discovered that the X.Org X Server incorrectl...

USN-6452-1: Vim vulnerabilities

It was discovered that Vim could be made to divide by zero. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 23.04. CVE-2023-3896 It was discovered that Vim did not properly manage memory. An attacker could possibly use this issue to cause a...