USN-5505-1: 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 Likang Luo discovered that a race condition existed in the Bluetoo...

USN-5499-1: curl vulnerabilities

Florian Kohnhuser discovered that curl incorrectly handled returning a TLS server’s certificate chain details. A remote attacker could possibly use this issue to cause curl to stop responding, resulting in a denial of service. CVE-2022-27781 Harry Sintonen discovered that curl incorrectly handled...

USN-5497-1: Libjpeg6b vulnerabilities

It was discovered that Libjpeg6b was not properly performing bounds checks when compressing PPM and Targa image files. An attacker could possibly use this issue to cause a denial of service. CVE-2018-11212 Chijin Zhou discovered that Libjpeg6b was incorrectly handling the EOF character in input...

USN-5487-2: Apache HTTP Server regression

USN-5487-1 fixed several vulnerabilities in Apache. Unfortunately, that update introduced a regression when proxying balancer manager connections in some configurations on Ubuntu 14.04 ESM. This update reverts those changes till further fix. We apologize for the inconvenience. Original advisory...

USN-5487-2 apache2 regression

USN-5487-1 fixed several vulnerabilities in Apache. Unfortunately, that update introduced a regression when proxying balancer manager connections in some configurations on Ubuntu 14.04 ESM. This update reverts those changes till further fix. We apologize for the inconvenience. Original advisory...

USN-5485-1: Linux kernel vulnerabilities

It was discovered that some Intel processors did not completely perform cleanup actions on multi-core shared buffers. A local attacker could possibly use this to expose sensitive information. CVE-2022-21123 It was discovered that some Intel processors did not completely perform cleanup actions on...

USN-5484-1: Linux kernel vulnerabilities

It was discovered that the Linux kernel did not properly restrict access to the kernel debugger when booted in secure boot environments. A privileged attacker could use this to bypass UEFI Secure Boot restrictions. CVE-2022-21499 It was discovered that a race condition existed in the network...

USN-5465-1: Linux kernel vulnerabilities

It was discovered that the Linux kernel did not properly restrict access to the kernel debugger when booted in secure boot environments. A privileged attacker could use this to bypass UEFI Secure Boot restrictions. CVE-2022-21499 Aaron Adams discovered that the netfilter subsystem in the Linux...

Ubuntu: Security Advisory (USN-5464-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-5448-1: ncurses vulnerabilities

It was discovered that ncurses was not properly checking array bounds when executing the fmtentry function, which could result in an out-of-bounds write. An attacker could possibly use this issue to execute arbitrary code. CVE-2017-10684 It was discovered that ncurses was not properly checking us...

USN-5438-2: HTMLDOC vulnerability

USN-5438-1 fixed a vulnerability in HTMLDOC. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that HTMLDOC did not properly manage memory under certain circumstances. If a user were tricked into opening a special...

USN-5424-2: OpenLDAP vulnerability

USN-5424-1 fixed a vulnerability in OpenLDAP. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that OpenLDAP incorrectly handled certain SQL statements within LDAP queries in the experimental back-sql backend. A...

USN-5421-1: LibTIFF vulnerabilities

It was discovered that LibTIFF incorrectly handled certain images. An attacker could possibly use this issue to cause a crash, resulting in a denial of service. This issue only affects Ubuntu 14.04 ESM, Ubuntu 16.04 ESM, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2020-35522 Chintan Shah discovere...

Ubuntu: Security Advisory (USN-5408-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-5408-1: Dnsmasq vulnerability

Petr Menšík and Richard Johnson discovered that Dnsmasq incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code or expose sensitive information...

USN-5354-2: Twisted vulnerability

USN-5354-1 fixed vulnerabilities in Twisted. This update provides the corresponding updates for Ubuntu 14.04 ESM, Ubuntu 16.04 ESM and Ubuntu 22.04 LTS. Original advisory details: It was discovered that Twisted incorrectly processed SSH handshake data on connection establishments. A remote attack...

Ubuntu 16.04 ESM / 18.04 LTS : Simple DirectMedia Layer vulnerability (USN-5398-1)

The remote Ubuntu 16.04 ESM / 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-5398-1 advisory. It was discovered that SDL Simple DirectMedia Layer incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of...

USN-5398-1: Simple DirectMedia Layer vulnerability

It was discovered that SDL Simple DirectMedia Layer incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code...

Ubuntu: Security Advisory (USN-5385-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-5385-1: Linux kernel vulnerabilities

Brendan Dolan-Gavitt discovered that the aQuantia AQtion Ethernet device driver in the Linux kernel did not properly validate meta-data coming from the device. A local attacker who can control an emulated device can use this to cause a denial of service system crash or possibly execute arbitrary...