CVE-2021-3696
4.5
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Exploitability: 1.0 / Impact: 3.4
Source: NVD
Description
A heap out-of-bounds write may heppen during the handling of Huffman tables in the PNG reader. This may lead to data corruption in the heap space. Confidentiality, Integrity and Availablity impact may be considered Low as it's very complex to an attacker control the encoding and positioning of corrupted Huffman entries to achieve results such as arbitrary code execution and/or secure boot circumvention. This flaw affects grub2 versions prior grub-2.12.
Affected (27)
Products: Gnu: Grub2 · Redhat: Developer Tools, Enterprise Linux, Enterprise Linux For Power Little Endian, Enterprise Linux For Power Little Endian Eus, Enterprise Linux Server Aus, Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions, Enterprise Linux Server Tus, Openshift, Openshift Container Platform, Codeready Linux Builder · Netapp: Ontap Select Deploy Administration Utility
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| Version 1.0 | |
| Version 8.1 | |
| Version 8.0 | |
| Version 8.2 | |
| Version 8.2 | |
| Version 8.1 | |
| Version 8.2 | |
| Version 3.0 |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| Version 4.10 |
Configuration D
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Redhat Enterprise Linux | Version 8.0 |
Redhat Enterprise Linux Eus | Version 8.2 |
Configuration E
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
References (6)
Source: secalert@redhat.com
Issue TrackingThird Party Advisory
Source: secalert@redhat.com
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Timeline
No history available yet.