user/libexif: CVE-2020-0452: exif_entry_get_value integer overflow/OOB write
| Bugzilla ID | 371 |
| Alias(es) | CVE-2020-0452 |
| Reporter | Max Rees (sroracle) |
| Assignee | Max Rees (sroracle) |
| Reported | 2020-11-21 22:13:09 -0600 |
| Modified | 2020-11-21 22:13:09 -0600 |
| Status | UNCONFIRMED |
| Version | 1.0-RC1 |
| Hardware | Adélie Linux / All |
| Importance | --- / normal |
| Package(s) | user/libexif |
Description
CVE-2020-0452: https://nvd.nist.gov/vuln/detail/CVE-2020-0452
In exif_entry_get_value of exif-entry.c, there is a possible out of
bounds write due to an integer overflow. This could lead to remote
code execution if a third party app used this library to process
remote image data with no additional execution privileges needed. User
interaction is not needed for exploitation.Product: AndroidVersions:
Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID:
A-159625731
Unreleased fix
https://github.com/libexif/libexif/commit/9266d14b5ca4e29b970fa03272318e5f99386e06