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kamadak-exif vulnerable to Infinite loop when parsing PNG files

Moderate severity GitHub Reviewed Published Jan 5, 2021 in kamadak/exif-rs • Updated Feb 2, 2023

Package

cargo kamadak-exif (Rust)

Affected versions

= 0.5.2

Patched versions

0.5.3

Description

Impact

Reader::read_from_container can cause an infinite loop when a crafted PNG file is given.

Patches

Version 0.5.3 includes the fix.

Workarounds

No workaround is available.
Applications that do not pass files with the PNG signature to Reader::read_from_container are not affected.

References

For more information

If you have any questions or comments about this advisory:

References

@kamadak kamadak published to kamadak/exif-rs Jan 5, 2021
Published by the National Vulnerability Database Jan 6, 2021
Published to the GitHub Advisory Database Oct 6, 2022
Reviewed Oct 6, 2022
Last updated Feb 2, 2023

Severity

Moderate
6.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2021-21235

GHSA ID

GHSA-px9g-8hgv-jvg2

Source code

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