Vulnerability Monitor

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CVE-2020-6556

Heap buffer overflow in SwiftShader in Google Chrome prior to 84.0.4147.135 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Published

2020-09-21T20:15:14.493

Last Modified

2024-11-21T05:35:57.343

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

10.0

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	google	chrome	< 84.0.4147.125	Yes
Operating System	debian	debian_linux	10.0	Yes
Operating System	fedoraproject	fedora	33	Yes
Operating System	opensuse	leap	15.1	Yes
Operating System	opensuse	leap	15.2	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.html Mailing List, Third Party Advisory ([email protected])
https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop_18.html Vendor Advisory ([email protected])
https://crbug.com/1115345 Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EE7XWIZBME7JAY7N6CGPET4CLNHHEIVT/ ([email protected])
https://www.debian.org/security/2021/dsa-4824 Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00049.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop_18.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://crbug.com/1115345 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EE7XWIZBME7JAY7N6CGPET4CLNHHEIVT/ (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2021/dsa-4824 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)