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Vulnerability details: VCID-kc7q-gv91-pfa8
Vulnerability ID VCID-kc7q-gv91-pfa8
Aliases CVE-2021-30568
Summary Heap buffer overflow in WebGL in Google Chrome prior to 92.0.4515.107 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
epss 0.01004 https://api.first.org/data/v1/epss?cve=CVE-2021-30568
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30568
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30568
archlinux High https://security.archlinux.org/AVG-2200
archlinux High https://security.archlinux.org/AVG-2202
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-30568
https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop_20.html
https://crbug.com/1219886
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30568
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LVY4WIWTVVYKQMROJJS365TZBKEARCF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QW4R2K5HVJ4R6XDZYOJCCFPIN2XHNS3L/
990079 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=990079
ASA-202107-47 https://security.archlinux.org/ASA-202107-47
ASA-202107-74 https://security.archlinux.org/ASA-202107-74
AVG-2200 https://security.archlinux.org/AVG-2200
AVG-2202 https://security.archlinux.org/AVG-2202
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
CVE-2021-30568 https://nvd.nist.gov/vuln/detail/CVE-2021-30568
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30568
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30568
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.76098
EPSS Score 0.01004
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:37:00.253191+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.14/community.json 37.0.0