USN-6440-3: Linux kernel (HWE) 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 It was discovere...

USN-6435-2: OpenSSL vulnerabilities

USN-6435-1 fixed vulnerabilities in OpenSSL. This update provides the corresponding updates for Ubuntu 20.04 LTS. Original advisory details: It was discovered that OpenSSL incorrectly handled excessively large Diffie-Hellman parameters. An attacker could possibly use this issue to cause a denial ...

USN-6438-2: .Net regressions

USN-6438-1 fixed vulnerabilities in .Net. It was discovered that the fix for CVE-2023-36799 was incomplete. This update fixes the problem. Original advisory details: Kevin Jones discovered that .NET did not properly process certain X.509 certificates. An attacker could possibly use this issue to...

USN-6362-2: .Net regressions

USN-6362-1 fixed vulnerabilities in .Net. It was discovered that the fix for CVE-2023-36799 was incomplete. This update fixes the problem. Original advisory details: Kevin Jones discovered that .NET did not properly process certain X.509 certificates. An attacker could possibly use this issue to...

USN-6451-1: ncurses vulnerability

It was discovered that ncurses could be made to read out of bounds. An attacker could possibly use this issue to cause a denial of service...

USN-6450-1: OpenSSL vulnerabilities

Tony Battersby discovered that OpenSSL incorrectly handled key and initialization vector IV lengths. This could lead to truncation issues and result in loss of confidentiality for some symmetric cipher modes. CVE-2023-5363 Juerg Wullschleger discovered that OpenSSL incorrectly handled the AES-SIV...

USN-6288-2: MySQL vulnerability

USN-6288-1 fixed a vulnerability in MySQL. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been...

USN-6444-2: Linux kernel (StarFive) 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-6446-2: 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-6445-2: Linux kernel (Intel IoTG) 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 Daniel Trujillo, Johannes Wikner, and Kaveh Razavi...

USN-6449-1: FFmpeg vulnerabilities

It was discovered that FFmpeg incorrectly managed memory resulting in a memory leak. An attacker could possibly use this issue to cause a denial of service via application crash. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2020-22038 It was discovered that FFmpeg incorrect...

USN-6422-2: Ring vulnerabilities

It was discovered that Ring 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 execute arbitrary code. CVE-2021-37706 It was discovered that Ring incorrectly handled...

USN-6448-1: Sofia-SIP vulnerability

Xu Biang discovered that Sofia-SIP did not properly manage memory when handling STUN packets. An attacker could use this issue to cause Sofia-SIP to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-6441-2: Linux kernel (GCP) 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-6439-2: Linux kernel (AWS) 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 Yu Hao and Weiteng Chen discovered that the Bluetooth HCI...

USN-6408-2: libXpm vulnerabilities

USN-6408-1 fixed several vulnerabilities in libXpm. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Yair Mizrahi discovered that libXpm incorrectly handled certain malformed XPM image files. If a user were trick...

USN-6403-2: libvpx vulnerabilities

USN-6403-1 fixed several vulnerabilities in libvpx. This update provides the corresponding update for Ubuntu 18.04 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-6199-2: PHP vulnerability

USN-6199-1 fixed a vulnerability in PHP. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that PHP incorrectly handled certain Digest authentication for SOAP. An attacker could possibly use this issue to expose...

USN-6447-1: AOM vulnerabilities

It was discovered that AOM 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-2020-36130, CVE-2020-36131, CVE-2020-36133, CVE-2020-36135,...

USN-6440-2: Linux kernel (Azure) 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 It was discovere...

USN-6446-1: 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-6445-1: Linux kernel (Intel IoTG) 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 Daniel Trujillo, Johannes Wikner, and Kaveh Razavi...

USN-6444-1: 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-6443-1: Linux kernel (OEM) vulnerabilities

Kyle Zeng discovered that the networking stack implementation in the Linux kernel did not properly validate skb object size in certain conditions. An attacker could use this cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-42752 Kyle Zeng discovered that the IPv...

USN-6442-1: Linux kernel (BlueField) 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-6441-1: 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-6440-1: 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 It was discovere...

USN-6439-1: 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 Yu Hao and Weiteng Chen discovered that the Bluetooth HCI...

USN-6374-2: Mutt vulnerabilities

USN-6374-1 fixed vulnerabilities in Mutt. This update provides the corresponding updates for Ubuntu 23.10. Original advisory details: It was discovered that Mutt incorrectly handled certain email header contents. If a user were tricked into opening a specially crafted message, a remote attacker...

USN-6438-1: .NET vulnerabilities

Kevin Jones discovered that .NET did not properly process certain X.509 certificates. An attacker could possibly use this issue to cause a denial of service. CVE-2023-36799 It was discovered that the .NET Kestrel web server did not properly handle HTTP/2 requests. A remote attacker could possibly...

USN-6427-2: .NET vulnerability

USN-6427-1 fixed a vulnerability in .NET. This update provides the corresponding update for .NET 8. Original advisory details: It was discovered that the .NET Kestrel web server did not properly handle HTTP/2 requests. A remote attacker could possibly use this issue to cause a denial of service...

USN-6416-3: Linux kernel (Raspberry Pi) 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 Daniel Trujillo, Johannes Wikner, and Kaveh Razavi...

USN-6165-2: GLib vulnerabilities

USN-6165-1 fixed vulnerabilities in GLib. This update provides the corresponding updates for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that GLib incorrectly handled non-normal GVariants. An attacker could use this issue to cause GLib to...

USN-6435-1: OpenSSL vulnerabilities

It was discovered that OpenSSL incorrectly handled excessively large Diffie-Hellman parameters. An attacker could possibly use this issue to cause a denial of service. CVE-2023-3446 Bernd Edlinger discovered that OpenSSL incorrectly handled excessively large Diffie-Hellman parameters. An attacker...

USN-6437-1: VIPS vulnerabilities

Ziqiang Gu discovered that VIPS could be made to dereference a NULL pointer. If a user or automated system were tricked into processing a specially crafted input image file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubunt...

USN-6436-1: FRR vulnerabilities

It was discovered that the FRR did not properly check the attribute length in NRLI. A remote attacker could possibly use this issue to cause a denial of service. CVE-2023-41358 It was discovered that the FRR did not properly manage memory when reading initial bytes of ORF header. A remote attacke...

USN-6434-1: PMIx vulnerability

Francois Diakhate discovered that PMIx did not properly handle race conditions in the pmix library, which could lead to unwanted privilege escalation. An attacker could possibly use this issue to obtain ownership of an arbitrary file on the filesystem, under the default configuration of the...

USN-6396-3: Linux kernel (Azure) vulnerabilities

It was discovered that some AMD x86-64 processors with SMT enabled could speculatively execute instructions using a return address from a sibling thread. A local attacker could possibly use this to expose sensitive information. CVE-2022-27672 Daniel Moghimi discovered that some IntelR Processors...

USN-6433-1: Ghostscript vulnerability

It was discovered that Ghostscript incorrectly handled certain PDF documents. If a user or automated system were tricked into opening a specially crafted PDF file, a remote attacker could use this issue to execute arbitrary code...

USN-6425-3: Samba vulnerabilities

USN-6425-1 fixed vulnerabilities in Samba. This update provides the corresponding updates for Ubuntu 23.10. Original advisory details: Sri Nagasubramanian discovered that the Samba aclxattr VFS module incorrectly handled read-only files. When Samba is configured to ignore system ACLs, a remote...

USN-6423-2: CUE vulnerability

USN-6423-1 fixed a vulnerability in CUE. This update provides the corresponding updates for Ubuntu 23.10. Original advisory details: It was discovered that CUE incorrectly handled certain files. An attacker could possibly use this issue to expose sensitive information or execute arbitrary code...

USN-6394-2: Python vulnerability

USN-6394-1 fixed a vulnerability in Python. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that Python incorrectly handled certain scripts. An attacker could possibly use this issue to execute...

USN-6429-3: curl vulnerabilities

USN-6429-1 fixed vulnerabilities in curl. This update provides the corresponding updates for Ubuntu 23.10. Original advisory details: Jay Satiro discovered that curl incorrectly handled hostnames when using a SOCKS5 proxy. In environments where curl is configured to use a SOCKS5 proxy, a remote...

USN-6432-1: Quagga vulnerabilities

It was discovered that the Quagga BGP daemon did not properly check the attribute length in NRLI. A remote attacker could possibly use this issue to cause a denial of service. CVE-2023-41358 It was discovered that the Quagga BGP daemon did not properly manage memory when reading initial bytes of...

USN-6431-3: iperf3 vulnerability

USN-6431-1 fixed a vulnerability in iperf3. This update provides the corresponding update for Ubuntu 22.04 LTS. Original advisory details: Jorge Sancho Larraz discovered that iperf3 did not properly manage certain inputs, which could cause the server process to stop responding, waiting for input ...

USN-6431-2: iperf3 vulnerability

USN-6431-1 fixed a vulnerability in iperf3. This update provides the corresponding update for Ubuntu 22.04 LTS and Ubuntu 23.04. Original advisory details: It was discovered that iperf3 did not properly manage certain inputs, which could lead to a crash. A remote attacker could possibly use this...

USN-6431-1: iperf3 vulnerabilities

It was discovered that iperf3 did not properly manage certain inputs, which could lead to a crash. A remote attacker could possibly use this issue to cause a denial of service. CVE-2023-38403 Jorge Sancho Larraz discovered that iperf3 did not properly manage certain inputs, which could cause the...

USN-6430-1: FFmpeg vulnerabilities

It was discovered that FFmpeg did not properly handle certain inputs in vflagfun.c, resulting in a buffer overflow vulnerability. An attacker could possibly use this issue to cause a denial of service via application crash. This issue only affected Ubuntu 20.04 LTS. CVE-2020-22024 It was discover...

USN-6425-2: Samba regression

USN-6425-1 fixed vulnerabilities in Samba. Due to a build issue on Ubuntu 20.04 LTS, the update introduced regressions in macro handling and possibly other functionality. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Sri Nagasubramanian discovered...

USN-6429-2: curl vulnerability

USN-6429-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that curl incorrectly handled cookies when an application duplicated certain handles. A local attacker...