USN-5033-1: Perl vulnerability

It was discovered that the Perl Encode library incorrectly handled paths. A local attacker could possibly use this issue to trick the library into executing arbitrary code from the current working directory...

USN-5032-2: Docker vulnerabilities

USN-5032-1 fixed vulnerabilities in Docker. This update provides the corresponding updates for Ubuntu 21.04. Original advisory details: Several vulnerabilities were fixed in Docker. This update provides a new upstream version that fixed them...

USN-5032-1: Docker vulnerabilities

Several vulnerabilities were fixed in Docker. This update provides a new upstream version that fixed them...

USN-5031-1: openCryptoki vulnerability

It was discovered that openCryptoki incorrectly handled certain EC keys. An attacker could possibly use this issue to cause a invalid curve attack...

USN-5027-2: PEAR vulnerability

USN-5027-1 fixed a vulnerability in PEAR. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that PEAR incorrectly handled symbolic links in archives. A remote attacker could possibly use this issue to execute arbitrary code...

USN-5030-1: Perl DBI module vulnerabilities

It was discovered that the Perl DBI module incorrectly opened files outside of the folder specified in the data source name. A remote attacker could possibly use this issue to obtain sensitive information. CVE-2014-10402 It was discovered that the Perl DBI module incorrectly handled certain long...

USN-5029-1: GnuTLS vulnerabilities

It was discovered that GnuTLS incorrectly handled sending certain extensions when being used as a client. A remote attacker could use this issue to cause GnuTLS to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-5028-1: Exiv2 vulnerability

It was discovered that Exiv2 incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service...

USN-5026-2: QPDF vulnerabilities

USN-5026-1 fixed several vulnerabilities in QPDF. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that QPDF incorrectly handled certain malformed PDF files. A remote attacker could use this issue to cause QPDF to consume resources,...

USN-5027-1: PEAR vulnerability

It was discovered that PEAR incorrectly handled symbolic links in archives. A remote attacker could possibly use this issue to execute arbitrary code...

USN-5026-1: QPDF vulnerabilities

It was discovered that QPDF incorrectly handled certain malformed PDF files. A remote attacker could use this issue to cause QPDF to consume resources, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS. CVE-2018-18020 It was discovered that QPDF incorrectly handled certa...

USN-5025-2: libsndfile vulnerability

USN-5025-1 fixed a vulnerability in libsndfile. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that libsndfile incorrectly handled certain malformed files. A remote attacker could use this issue to cause...

USN-5025-1: libsndfile vulnerability

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

USN-4944-2: MariaDB regression

USN-4944-1 fixed vulnerabilities in MariaDB. It caused a regression. This update fixes the problem. Original advisory details: Ubuntu 20.04 has been updated to MariaDB 10.3.30...

USN-5024-1: 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-5023-1: Aspell vulnerability

It was discovered that Aspell incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code or cause a crash...

USN-5022-1: 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 8.0.26 in Ubuntu 20.04 LTS and Ubuntu 21.04. Ubuntu 18.04 LTS has been updated to MySQL 5.7.35. In addition to security fixes, the updated packages...

LSN-0079-1: Kernel Live Patch Security Notice

It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations. A local attacker could use this to possibly execute arbitrary code.CVE-2021-3600 It was discovered that the virtual file system...

USN-5021-1: curl vulnerabilities

Harry Sintonen and Tomas Hoger discovered that curl incorrectly handled TELNET connections when the -t option was used on the command line. Uninitialized data possibly containing sensitive information could be sent to the remote server, contrary to expectations. CVE-2021-22898, CVE-2021-22925 Har...

USN-5020-1: Ruby vulnerabilities

It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. CVE-2021-31799 It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to conduct port scans and service banner...

USN-4336-2: GNU binutils vulnerabilities

USN-4336-1 fixed several vulnerabilities in GNU binutils. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that GNU binutils contained a large number of security issues. If a user or automated system were tricked into processing a...

USN-5019-1: NVIDIA graphics drivers vulnerabilities

It was discovered that an assert could be triggered in the NVIDIA graphics drivers. A local attacker could use this to cause a denial of service. CVE-2021-1093 It was discovered that the NVIDIA graphics drivers permitted an out-of-bounds array access. A local attacker could use this to cause a...

USN-5018-1: Linux kernel vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Piotr Krysiuk discovered that the eBPF...

USN-5017-1: Linux kernel vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 It was discovered that the bluetooth...

USN-5014-1: Linux kernel vulnerability

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

USN-5016-1: Linux kernel vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Or Cohen and Nadav Markus discovered a...

USN-5015-1: Linux kernel (OEM) vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Michael Brown discovered that the Xen...

USN-5013-2: systemd vulnerabilities

USN-5013-1 fixed several vulnerabilities in systemd. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that systemd incorrectly handled certain mount paths. A local attacker could possibly use this issue to cause systemd to crash,...

USN-5013-1: systemd vulnerabilities

It was discovered that systemd incorrectly handled certain mount paths. A local attacker could possibly use this issue to cause systemd to crash, resulting in a denial of service. CVE-2021-33910 Mitchell Frank discovered that systemd incorrectly handled DHCP FORCERENEW packets. A remote attacker...

USN-5012-1: containerd vulnerabilities

It was discovered that containerd incorrectly handled file permission changes. If a user or automated system were tricked into launching a specially crafted container image, a remote attacker could change permissions on files on the host filesystem and possibly escalate privileges...

LSN-0078-1: Kernel Live Patch Security Notice

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code.CVE-2021-3609...

USN-5011-1: 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, overlay text over another domain, or execute arbitrary code...

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-5009-1: libslirp vulnerabilities

Qiuhao Li discovered that libslirp incorrectly handled certain header data lengths. An attacker inside a guest could possibly use this issue to leak sensitive information from the host. This issue only affected Ubuntu 20.04 LTS and Ubuntu 20.10. CVE-2020-29129, CVE-2020-29130 It was discovered th...

USN-5006-2: PHP vulnerabilities

USN-5006-1 fixed several vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that PHP incorrectly handled certain PHAR files. A remote attacker could possibly use this issue to cause PHP to...

USN-5008-2: Avahi vulnerability

USN-5008-1 fixed a vulnerability in avahi. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Thomas Kremer discovered that Avahi incorrectly handled termination signals on the Unix socket. A local attacker could possibly use this...

USN-5008-1: Avahi vulnerabilities

Thomas Kremer discovered that Avahi incorrectly handled termination signals on the Unix socket. A local attacker could possibly use this issue to cause Avahi to hang, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 20.10. CVE-2021-3468 It...

USN-5007-1: libuv vulnerability

Eric Sesterhenn discovered that libuv incorrectly handled certain strings. An attacker could possibly use this issue to access sensitive information or cause a crash...

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-5005-1: DjVuLibre vulnerability

It was discovered that DjVuLibre incorrectly handled certain djvu files. An attacker could possibly use this issue to execute arbitrary code or cause a crash...

USN-4905-2: X.Org X Server vulnerability

USN-4905-1 fixed a vulnerability in X.Org. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain lengths of XInput extension ChangeFeedbackControl requests. An attacker could us...

USN-4866-1: Netty vulnerabilities

It was discovered that Netty incorrectly implements HTTP/2. An attacker could possibly use this issue to cause a denial of service. CVE-2019-9512, CVE-2019-9514, CVE-2019-9515, CVE-2019-9518...

USN-4997-2: Linux kernel (KVM) vulnerabilities

USN-4997-1 fixed vulnerabilities in the Linux kernel for Ubuntu 21.04. This update provides the corresponding updates for the Linux KVM kernel for Ubuntu 21.04. Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free...

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-4995-2: Thunderbird vulnerabilities

USN-4995-1 fixed vulnerabilities in Thunderbird. This update provides the corresponding updates for Ubuntu 18.04 LTS. Original advisory details: Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an...

USN-4998-1: Ceph vulnerabilities

It was discovered that in some situations Ceph logged passwords from the mgr module in clear text. An attacker could use this to expose sensitive information. CVE-2020-25678 Goutham Pacha Ravi, Jahson Babel, and John Garbutt discovered that user credentials in Ceph could be manipulated in certain...

USN-5004-1: RabbitMQ vulnerabilities

It was discovered that RabbitMQ incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 LTS. CVE-2019-11287 Jonathan Knudsen discovered RabbitMQ incorrectly handled certain inputs. An...

USN-5003-1: Linux kernel vulnerabilities

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. CVE-2021-3609 It was discovered that the eBPF implementation in the Linux kernel...

USN-5002-1: Linux kernel (HWE) vulnerability

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code...

USN-5001-1: Linux kernel (OEM) vulnerabilities

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. CVE-2021-3609 Mathy Vanhoef discovered that the Linux kernel’s WiFi implementati...