USN-6110-1

Dashboard / Vulnerabilities / USN-6110-1

USN-6110-1

Summary: Jhead vulnerabilities

Details: It was discovered that Jhead did not properly handle certain crafted Canon images when processing them. An attacker could possibly use this issue to crash Jhead, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2021-3496) It was discovered that Jhead did not properly handle certain crafted images when printing Canon-specific information. An attacker could possibly use this issue to crash Jhead, resulting in a denial of service. This issue only affected Ubuntu 20.04. (CVE-2021-28275) It was discovered that Jhead did not properly handle certain crafted images when removing unknown sections. An attacker could possibly use this issue to crash Jhead, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2021-28277) Kyle Brown discovered that Jhead did not properly handle certain crafted images when editing their comments. An attacker could possibly use this to crash Jhead, resulting in a denial of service. (LP: #2020068)

References: https://ubuntu.com/security/notices/USN-6110-1, https://ubuntu.com/security/CVE-2021-3496, https://ubuntu.com/security/CVE-2021-28275, https://ubuntu.com/security/CVE-2021-28277, https://launchpad.net/bugs/2020068