USN-5454-1 cups vulnerabilities

Joshua Mason discovered that CUPS incorrectly handled the secret key used to access the administrative web interface. A remote attacker could possibly use this issue to open a session as an administrator and execute arbitrary code. CVE-2022-26691 It was discovered that CUPS incorrectly handled...

USN-5421-1 tiff 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...

USN-5400-3 mysql-8.0 regression

USN-5400-1 fixed vulnerabilities in MySQL. The fix breaks existing charm configurations. This updated fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix the...

USN-5391-1 libsepol vulnerabilities

Nicolas Iooss discovered that libsepol incorrectly handled memory when handling policies. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2021-36084 It was discovered that libsepol incorrectly handled memory whe...

Vulnerabilities fixed in Tomcat for Ubuntu

Vulnerabilities have been fixed in Tomcat. The vulnerabilities potentially allow a malicious party to cause a denial-of-service cause, access sensitive data or execute code execute code with privileges from the vulnerable application. These vulnerabilities have already been described in several...

USN-5342-1 python2.7, python3.4, python3.5, python3.6, python3.8 vulnerabilities

David Schwörer discovered that Python incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 18.04 LTS. CVE-2021-3426 It was discovered that Python incorrectly handled certain FTP requests. An attacker could...

UBUNTU-CVE-2021-44142

The Samba vfsfruit module uses extended file attributes EA, xattr to provide "...enhanced compatibility with Apple SMB clients and interoperability with a Netatalk 3 AFP fileserver." Samba versions prior to 4.13.17, 4.14.12 and 4.15.5 with vfsfruit configured allow out-of-bounds heap read and wri...

Vulnerability fixed in Ubuntu

Canonical has fixed a vulnerability in Ubuntu. The vulnerability is located in AccountsService. A local malicious party can, by exploiting this vulnerability, gain gain elevated privileges on the vulnerable system. Canonical has made updates available for Ubuntu 20.04 LTS, 21.04 and 21.10 to fix...

USN-5093-1 vim vulnerabilities

Brian Carpenter discovered that vim incorrectly handled memory when opening certain files. If a user was tricked into opening a specially crafted file, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges. This issu...

USN-5043-1 exiv2 vulnerabilities

It was discovered that Exiv2 incorrectly handled certain image files. An attacker could possibly use this issue to cause a denial of service. CVE-2021-32815, CVE-2021-34334, CVE-2021-37620, CVE-2021-37622 It was discovered that Exiv2 incorrectly handled certain image files. An attacker could...

USN-5038-1 postgresql-10, postgresql-12, postgresql-13 vulnerabilities

It was discovered that the PostgresQL planner could create incorrect plans in certain circumstances. A remote attacker could use this issue to cause PostgreSQL to crash, resulting in a denial of service, or possibly obtain sensitive information from memory. This issue only affected Ubuntu 20.04 L...

USN-5022-1 mysql-5.7, mysql-8.0 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...

USN-5020-1 ruby2.3, ruby2.5, ruby2.7 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-4989-1 bluez vulnerabilities

It was discovered that BlueZ incorrectly checked certain permissions when pairing. A local attacker could possibly use this issue to impersonate devices. CVE-2020-26558 Jay LV discovered that BlueZ incorrectly handled redundant disconnect MGMT events. A local attacker could use this issue to caus...

Ubuntu Apport 后置链接漏洞

Apport is a toolkit for collecting and feeding back error messages information that the operating system finds useful when an application crashes. A security vulnerability exists in Ubuntu Apport that stems from Apport incorrectly handling certain information-gathering operations, which can be...

USN-4628-3: Intel Microcode vulnerabilities

USN-4628-1 provided updated Intel Processor Microcode for various processor types. This update provides the corresponding updates for some additional processor types. Original advisory details: Moritz Lipp, Michael Schwarz, Andreas Kogler, David Oswald, Catherine Easdon, Claudio Canella, and Dani...

UBUNTU-CVE-2021-32563

An issue was discovered in Thunar before 4.16.7 and 4.17.x before 4.17.2. When called with a regular file as a command-line argument, it delegates to a different program based on the file type without user confirmation. This could be used to achieve code execution...

Vulnerabilities fixed in the Ubuntu kernel

Vulnerabilities have been fixed in the Ubuntu kernel. The vulnerabilities allow a malicious person to carry out attacks execute attacks that lead to the following categories of damage: Denial-of-Service DoS Circumvention of security measure Remote code execution User rights -= Ubuntu =- Canonical...

Exploit for Off-by-one Error in Sudo_Project Sudo

This is a PoC exploit for CVE-2021-3156, a vulnerability in the GNU C Library glibc that allows for a buffer overflow attack. The exploit is written in C and is designed to work on Ubuntu 18.04 and 20.04 systems. The exploit creates a malicious shared library, "libnssX.so.2", that is designed to ...

USN-4716-1 mysql-5.7, mysql-8.0 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 8.0.23 in Ubuntu 20.04 LTS and Ubuntu 20.10. Ubuntu 16.04 LTS and Ubuntu 18.04 LTS have been updated to MySQL 5.7.33. In addition to security fixes...