[월:] 2023년 03월

USN-5960-1: Python vulnerability Yebo Cao discovered that Python incorrectly handled certain URLs. An attacker could possibly use this issue to bypass blocklisting methods by supplying a URL that starts with blank characters. Source: USN-5960-1: Python vulnerability

USN-5961-1: abcm2ps vulnerabilities It was discovered that abcm2ps incorrectly handled memory when parsing specially crafted ABC files. An attacker could use this issue to cause abcm2ps to crash, leading to a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 LTS. (CVE-2018-10753, CVE-2018-10771, CVE-2019-1010069) Chiba of Topsec Alpha Lab discovered that abcm2ps incorrectly handled memory when parsing specially crafted ABC files. An attacker could use this issue to cause abcm2ps to crash, leading to a denial of service. (CVE-2021-32434, CVE-2021-32435, CVE-2021-32436) Source: USN-5961-1: abcm2ps vulnerabilities

USN-5959-1: Kerberos vulnerabilities It was discovered that Kerberos incorrectly handled memory when processing KDC data, which could lead to a NULL pointer dereference. An attacker could possibly use this issue to cause a denial of service or have other unspecified impacts. (CVE-2021-36222, CVE-2021-37750) Source: USN-5959-1: Kerberos vulnerabilities

USN-5958-1: FFmpeg vulnerabilities It was discovered that FFmpeg could be made to dereference a null pointer. An attacker could possibly use this to cause a denial of service via application crash. These issues only affected Ubuntu 16.04 ESM, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-3109, CVE-2022-3341) It was discovered that FFmpeg could be made to access an out-of-bounds frame by the Apple RPZA encoder. An attacker could possibly use this to cause a denial of service via application crash or access sensitive information. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.10. (CVE-2022-3964) It was discovered that FFmpeg could be made to access an out-of-bounds frame by the QuickTime encoder. An attacker could possibly use this to cause a denial of service via application crash or access sensitive information. This issue only affected Ubuntu 22.10. [ more… ]

USN-5855-2: ImageMagick vulnerabilities USN-5855-1 fixed a vulnerability in ImageMagick. This update provides the corresponding update for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 22.10. Original advisory details: It was discovered that ImageMagick incorrectly handled certain PNG images. If a user or automated system were tricked into opening a specially crafted PNG file, an attacker could use this issue to cause ImageMagick to stop responding, resulting in a denial of service, or possibly obtain the contents of arbitrary files by including them into images. Source: USN-5855-2: ImageMagick vulnerabilities