Search for vulnerabilities
Vulnerability details: VCID-aaff-vbbe-aaah
Vulnerability ID VCID-aaff-vbbe-aaah
Aliases CVE-2021-45482
Summary In WebKitGTK before 2.32.4, there is a use-after-free in WebCore::ContainerNode::firstChild, a different vulnerability than CVE-2021-30889.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
rhas Moderate https://access.redhat.com/errata/RHSA-2022:1777
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-45482.json
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00024 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00025 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00027 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00028 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00098 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00125 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00143 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00143 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00143 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
epss 0.00143 https://api.first.org/data/v1/epss?cve=CVE-2021-45482
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=2040329
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30848
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30849
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30858
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2021-45482
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2021-45482
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2021-45482
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-45482.json
https://api.first.org/data/v1/epss?cve=CVE-2021-45482
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30809
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30836
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30848
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30849
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30858
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45482
https://github.com/ChijinZ/security_advisories/tree/master/webkitgtk-2.32.3
http://www.openwall.com/lists/oss-security/2022/01/21/2
2040329 https://bugzilla.redhat.com/show_bug.cgi?id=2040329
cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:*
CVE-2021-45482 https://nvd.nist.gov/vuln/detail/CVE-2021-45482
GLSA-202202-01 https://security.gentoo.org/glsa/202202-01
RHSA-2022:1777 https://access.redhat.com/errata/RHSA-2022:1777
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-45482.json
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
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-45482
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:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-45482
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
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-45482
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 0.03823
EPSS Score 0.00024
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.