#ubuntu

Divide By Zero error in tiffcrop in libtiff 4.4.0 allows attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit f3a5e010.

Ubuntu Security Notice 5497-1 - 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. Chijin Zhou discovered that Libjpeg6b was incorrectly handling the EOF character in input data when generating JPEG files. An attacker could possibly use this issue to force the execution of a large loop, force excessive memory consumption, and cause a denial of service.

Ubuntu Security Notice 5496-1 - Mike Stroyan discovered that cloud-init could log password hashes when reporting schema failures. An attacker with access to these logs could potentially use this to gain user credentials.

Ubuntu Security Notice 5495-1 - Harry Sintonen discovered that curl incorrectly handled certain cookies. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 21.10, and Ubuntu 22.04 LTS. Harry Sintonen discovered that curl incorrectly handled certain HTTP compressions. An attacker could possibly use this issue to cause a denial of service. Harry Sintonen incorrectly handled certain file permissions. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 21.10, and Ubuntu 22.04 LTS.

Ubuntu Security Notice 5494-1 - It was discovered that SpiderMonkey JavaScript Library incorrectly generated certain assembly code. An remote attacker could possibly use this issue to cause a crash or expose sensitive information. It was discovered that SpiderMonkey JavaScript Library incorrectly generated certain assembly code. An remote attacker could possibly use this issue to cause a crash.

Ubuntu Security Notice 5493-1 - It was discovered that the 8 Devices USB2CAN interface implementation in the Linux kernel did not properly handle certain error conditions, leading to a double-free. A local attacker could possibly use this to cause a denial of service.

WSO2 Management Console suffers from a cross site scripting vulnerability. Many different product versions are affected.

Ubuntu Security Notice 5492-1 - It was discovered that Vim incorrectly handled memory when opening and searching the contents of certain files. If an attacker could trick a user into opening a specially crafted file, it could cause Vim to crash.

Ubuntu Security Notice 5487-3 - USN-5487-1 fixed several vulnerabilities in Apache HTTP Server. Unfortunately it caused regressions. USN-5487-2 reverted the patches that caused the regression in Ubuntu 14.04 ESM for further investigation. This update re-adds the security fixes for Ubuntu 14.04 ESM and fixes two different regressions: one affecting mod_proxy only in Ubuntu 14.04 ESM and another in mod_sed affecting also Ubuntu 16.04 ESM and Ubuntu 18.04 LTS.

An issue was discovered in SaltStack Salt in versions before 3002.9, 3003.5, 3004.2. PAM auth fails to reject locked accounts, which allows a previously authorized user whose account is locked still run Salt commands when their account is locked. This affects both local shell accounts with an active session and salt-api users that authenticate via PAM eauth.