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Vulnerability details: VCID-fshm-aucd-aaap
Vulnerability ID VCID-fshm-aucd-aaap
Aliases CVE-2021-38593
Summary Qt 5.x before 5.15.6 and 6.x through 6.1.2 has an out-of-bounds write in QOutlineMapper::convertPath (called from QRasterPaintEngine::fill and QPaintEngineEx::stroke).
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-38593.html
rhas Moderate https://access.redhat.com/errata/RHSA-2022:1796
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-38593.json
epss 0.00423 https://api.first.org/data/v1/epss?cve=CVE-2021-38593
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epss 0.02769 https://api.first.org/data/v1/epss?cve=CVE-2021-38593
generic_textual Medium https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35566
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1994719
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38593
generic_textual Medium https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-903.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2021-38593
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-38593
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-38593
archlinux Medium https://security.archlinux.org/AVG-2281
archlinux Medium https://security.archlinux.org/AVG-2282
generic_textual Medium https://ubuntu.com/security/notices/USN-5081-1
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-38593.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-38593.json
https://api.first.org/data/v1/epss?cve=CVE-2021-38593
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35566
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38593
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-903.yaml
https://github.com/qt/qtbase/commit/1ca02cf2879a5e1511a2f2109f0925cf4c892862
https://github.com/qt/qtbase/commit/202143ba41f6ac574f1858214ed8bf4a38b73ccd
https://github.com/qt/qtbase/commit/6b400e3147dcfd8cc3a393ace1bd118c93762e0c
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36VN2WKMNQUSTF6ZW2X52NPAJVXJ4S5I/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HY5YCSDCTLHVMP3OXOM6HNTWHV6DBHDX/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/36VN2WKMNQUSTF6ZW2X52NPAJVXJ4S5I/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HY5YCSDCTLHVMP3OXOM6HNTWHV6DBHDX/
https://ubuntu.com/security/notices/USN-5081-1
https://wiki.qt.io/Qt_5.15_Release#Known_Issues
https://www.qt.io/blog/qt-5.15-extended-support-for-subscription-license-holders
1994719 https://bugzilla.redhat.com/show_bug.cgi?id=1994719
AVG-2281 https://security.archlinux.org/AVG-2281
AVG-2282 https://security.archlinux.org/AVG-2282
cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
CVE-2021-38593 https://nvd.nist.gov/vuln/detail/CVE-2021-38593
GLSA-202402-03 https://security.gentoo.org/glsa/202402-03
RHSA-2022:1796 https://access.redhat.com/errata/RHSA-2022:1796
USN-5081-1 https://usn.ubuntu.com/5081-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-38593.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:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-38593
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:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-38593
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:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-38593
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 0.74770
EPSS Score 0.00423
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.