#ubuntu

A heap-based buffer overflow was discovered in upx, during the variable 'bucket' points to an inaccessible address. The issue is being triggered in the function PackLinuxElf64::invert_pt_dynamic at p_lx_elf.cpp:5239.

A heap-based buffer overflow was discovered in upx, during the variable 'bucket' points to an inaccessible address. The issue is being triggered in the function PackLinuxElf32::invert_pt_dynamic at p_lx_elf.cpp:1688.

A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le64().

Ubuntu Security Notice 5971-1 - It was discovered that graphviz contains null pointer dereference vulnerabilities. Exploitation via a specially crafted input file can cause a denial of service. This issue only affected Ubuntu 18.04 LTS. It was discovered that graphviz contains null pointer dereference vulnerabilities. Exploitation via a specially crafted input file can cause a denial of service. These issues only affected Ubuntu 14.04 ESM and Ubuntu 18.04 LTS.

Ubuntu Security Notice 5970-1 - It was discovered that the KVM VMX implementation in the Linux kernel did not properly handle indirect branch prediction isolation between L1 and L2 VMs. An attacker in a guest VM could use this to expose sensitive information from the host OS or other guest VMs. It was discovered that a race condition existed in the Xen network backend driver in the Linux kernel when handling dropped packets in certain circumstances. An attacker could use this to cause a denial of service.

Ubuntu Security Notice 5969-1 - It was discovered that gif2apng contained multiple heap-base overflows. An attacker could potentially exploit this to cause a denial of service.

Ubuntu Security Notice 5966-2 - USN-5966-1 fixed vulnerabilities in amanda. Unfortunately it introduced a regression in GNUTAR-based backups. This update reverts all of the changes in amanda until a better fix is provided. Maher Azzouzi discovered an information disclosure vulnerability in the calcsize binary within amanda. calcsize is a suid binary owned by root that could possibly be used by a malicious local attacker to expose sensitive file system information.

Bitbucket version 7.0.0 suffers from a remote command execution vulnerability.

Ubuntu Security Notice 5966-1 - Maher Azzouzi discovered an information disclosure vulnerability in the calcsize binary within amanda. calcsize is a suid binary owned by root that could possibly be used by a malicious local attacker to expose sensitive file system information. Maher Azzouzi discovered a privilege escalation vulnerability in the rundump binary within amanda. rundump is a suid binary owned by root that did not perform adequate sanitization of environment variables or commandline options and could possibly be used by a malicious local attacker to escalate privileges.

Ubuntu Security Notice 5942-2 - USN-5942-1 fixed vulnerabilities in Apache HTTP Server. This update provides the corresponding update for CVE-2023-25690 for Ubuntu 16.04 ESM. Lars Krapf discovered that the Apache HTTP Server mod_proxy module incorrectly handled certain configurations. A remote attacker could possibly use this issue to perform an HTTP Request Smuggling attack.