A heap-based buffer overflow was found in jhead in version 3.06 in Get16u() in exif.c when processing a crafted file.

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM / 22.04 ESM / 23.04 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6110-1 advisory.

    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)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote host is affected by the vulnerability described in GLSA-202210-17 (JHead: Multiple Vulnerabilities)

  - A Denial of Service vulnerability exists in jhead 3.04 and 3.05 due to a wild address read in the Get16u     function in exif.c in will cause segmentation fault via a crafted_file. (CVE-2021-28275)

  - A Denial of Service vulnerability exists in jhead 3.04 and 3.05 via a wild address read in the     ProcessCanonMakerNoteDir function in makernote.c. (CVE-2021-28276)

  - A Heap-based Buffer Overflow vulnerability exists in jhead 3.04 and 3.05 is affected by: Buffer Overflow     via the RemoveUnknownSections function in jpgfile.c. (CVE-2021-28277)

  - A Heap-based Buffer Overflow vulnerability exists in jhead 3.04 and 3.05 via the RemoveSectionType     function in jpgfile.c. (CVE-2021-28278)

  - A heap-based buffer overflow was found in jhead in version 3.06 in Get16u() in exif.c when processing a     crafted file. (CVE-2021-3496)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

This update for jhead fixes the following issues :

jhead was updated to 3.06.0.1

  - lot of fuzztest fixes

  - Apply a whole bunch of patches from Debian.

  - Spell check and fuzz test stuff from Debian, nothing     useful to human users.

  - Add option to set exif date from date from another file.

  - Bug fixes relating to fuzz testing.

  - Fix bug where thumbnail replacement DID NOT WORK.

  - Fix bug when no orientation tag is present

  - Fix bug of not clearing exif information when processing     images with an without exif data in one invocation.

  - Remove some unnecessary warnings with some types of GPS     data

  - Remove multiple copies of the same type of section when     deleting section types

This update for jhead fixes the following issues :

  - CVE-2021-3496: Fixed heap-based buffer overflow in     Get16u() in exif.c (bsc#1184756)

ID	Name	Product	Family	Severity
176455	Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM / 22.04 ESM / 23.04 : Jhead vulnerabilities (USN-6110-1)	Nessus	Ubuntu Local Security Checks	high
166730	GLSA-202210-17 : JHead: Multiple Vulnerabilities	Nessus	Gentoo Local Security Checks	high
149639	openSUSE Security Update : jhead (openSUSE-2021-743)	Nessus	SuSE Local Security Checks	high
149553	openSUSE Security Update : jhead (openSUSE-2021-594)	Nessus	SuSE Local Security Checks	high

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