USN-5294-2: Linux kernel vulnerabilities

It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Szymon Heidrich discovered that the USB Gadget...

USN-5297-1: Linux kernel (GKE) vulnerabilities

Szymon Heidrich discovered that the USB Gadget subsystem in the Linux kernel did not properly restrict the size of control requests for certain gadget types, leading to possible out of bounds reads or writes. A local attacker could use this to cause a denial of service system crash or possibly...

Ubuntu 16.04 ESM : Linux kernel vulnerabilities (USN-5299-1)

The remote Ubuntu 16.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5299-1 advisory. Mathy Vanhoef discovered that the Linux kernels WiFi implementation could reassemble mixed encrypted and plaintext fragments. A physically proximate...

USN-4478-2: Python-RSA vulnerability

USN-4478-1 fixed a vulnerability in Python-RSA. This update provides the corresponding update for Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. Original advisory details: It was discovered that Python-RSA incorrectly handled certain ciphertexts. An attacker could possibly use this issu...

Ubuntu 16.04 ESM : snapd vulnerabilities (USN-5292-3)

The remote Ubuntu 16.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5292-3 advisory. USN-5292-1 fixed several vulnerabilities in snapd. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Tenable has...

USN-5292-1: snapd vulnerabilities

James Troup discovered that snap did not properly manage the permissions for the snap directories. A local attacker could possibly use this issue to expose sensitive information. CVE-2021-3155 Ian Johnson discovered that snapd did not properly validate content interfaces and layout paths. A local...

USN-5267-3: Linux kernel (Raspberry Pi) vulnerabilities

USN-5267-1 fixed vulnerabilities in the Linux kernel. This update provides the corresponding updates for the Linux kernel for Raspberry Pi devices. Original advisory details: It was discovered that the Bluetooth subsystem in the Linux kernel contained a use-after-free vulnerability. A local...

USN-5280-1: Speex vulnerability

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

USN-4987-2: ExifTool vulnerability

USN-4987-1 fixed a vulnerability in ExifTool. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that ExifTool did not properly sanitize user data for the DjVu file format. An attacker could use this vulnerability to cause a DoS or...

USN-4987-2 libimage-exiftool-perl vulnerability

USN-4987-1 fixed a vulnerability in ExifTool. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that ExifTool did not properly sanitize user data for the DjVu file format. An attacker could use this vulnerability to cause a DoS or...

USN-5223-2: Apache Log4j 1.2 vulnerability

USN-5223-1 fixed a vulnerability in Apache Log4j 1.2. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that Apache Log4j 1.2 was vulnerable to deserialization of untrusted data if the configuration file was editable. An attacker coul...

USN-4754-5 python2.7 vulnerability

USN-4754-1 fixed vulnerabilities in Python. Because of a regression, a subsequent update removed the fix for CVE-2021-3177. This update reinstates the security fix for CVE-2021-3177 in Ubuntu 14.04 ESM. Original advisory details: It was discovered that Python incorrectly handled certain inputs. A...

USN-5143-1: Leptonica vulnerability

It was discovered that Leptonica incorrectly handled certain image files. An attacker could possibly use this issue to execute arbitrary code or other unspecified impact...

USN-5269-2: Django vulnerabilities

USN-5269-1 fixed several vulnerabilities in Django. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Keryn Knight discovered that Django incorrectly handled certain template tags. A remote attacker could possibly use this issue to...

USN-5262-1: GPT fdisk vulnerabilities

The potential for an out of bounds write due to a missing bounds check was discovered to impact the sgdisk utility of GPT fdisk. Exploitation requires the use of a maliciously formatted storage device and could cause sgdisk to crash as well as possibly allow for local privilege escalation...

USN-5264-1: Graphviz vulnerabilities

It was discovered that graphviz contains null pointer dereference vulnerabilities. Exploitation via a specially crafted input file can cause a denial of service. CVE-2018-10196, CVE-2019-11023 It was discovered that graphviz contains a buffer overflow vulnerability. Exploitation via a specially...

USN-5030-2: Perl DBI module vulnerabilities

USN-5030-1 addressed vulnerabilities in Perl DBI module. This update provides the corresponding updates for Ubuntu 16.04 ESM. Original advisory details: It was discovered that the Perl DBI module incorrectly opened files outside of the folder specified in the data source name. A remote attacker...

USN-5268-1: Linux kernel vulnerabilities

Keyu Man discovered that the ICMP implementation in the Linux kernel did not properly handle received ICMP error packets. A remote attacker could use this to facilitate attacks on UDP based services that depend on source port randomization. CVE-2021-20322 It was discovered that the Bluetooth...

USN-5266-1: Linux kernel (GKE) vulnerabilities

It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Luo Likang discovered that the FireDTV Firewire...

Ubuntu 16.04 ESM : Samba vulnerability (USN-5260-3)

The remote Ubuntu 16.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-5260-3 advisory. USN-5260-1 fixed a vulnerability in Samba. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Tenable has extracted the...