USN-6110-1: Jhead vulnerabilities

USN-6110-1: Jhead vulnerabilities

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. (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. (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. (CVE-2021-28275)

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)
Source: USN-6110-1: Jhead vulnerabilities