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Ubuntu Security Notice USN-6098-1
May 23, 2023

Jhead vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS (Available with Ubuntu Pro)
- Ubuntu 14.04 LTS (Available with Ubuntu Pro)

Summary:

Several security issues were fixed in Jhead.

Software Description:
- jhead: Manipulate the non-image part of Exif compliant JPEG files

Details:

It was discovered that Jhead did not properly handle certain crafted images
while processing the JFIF markers. An attacker could cause Jhead to crash. This
issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 18.04 LTS.
(CVE-2019-19035)

It was discovered that Jhead did not properly handle certain crafted images
while processing longitude tags. An attacker could cause Jhead to crash. This
issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-1010301)

It was discovered that Jhead did not properly handle certain crafted images
while processing IPTC data. An attacker could cause Jhead to crash. This
issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-1010302)

Binbin Li discovered that Jhead did not properly handle certain crafted images
while processing the DQT data. An attacker could cause Jhead to crash.
(CVE-2020-6624)

Binbin Li discovered that Jhead did not properly handle certain crafted images
while processing longitude data. An attacker could cause Jhead to crash.
(CVE-2020-6625)

Feng Zhao Yang discovered that Jhead did not properly handle certain crafted
images while reading JPEG sections. An attacker could cause Jhead to crash.
(CVE-2020-26208)

It was discovered that Jhead did not properly handle certain crafted images
while processing Canon images. An attacker could cause Jhead to crash.
(CVE-2021-28276)

It was discovered that Jhead did not properly handle certain crafted images
when removing a certain type of sections. An attacker could cause Jhead to
crash. (CVE-2021-28278)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
   jhead                           1:3.04-1ubuntu0.1

Ubuntu 18.04 LTS:
   jhead                           1:3.00-8~ubuntu0.1

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
   jhead                           1:3.00-4+deb9u1ubuntu0.1~esm1

Ubuntu 14.04 LTS (Available with Ubuntu Pro):
   jhead                           1:2.97-1+deb8u2ubuntu0.1~esm1

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-6098-1
   CVE-2019-1010301, CVE-2019-1010302, CVE-2019-19035, CVE-2020-26208,
   CVE-2020-6624, CVE-2020-6625, CVE-2021-28276, CVE-2021-28278

Package Information:
   https://launchpad.net/ubuntu/+source/jhead/1:3.04-1ubuntu0.1
   https://launchpad.net/ubuntu/+source/jhead/1:3.00-8~ubuntu0.1