Lucene search
+L

CVE-2021-23997

🗓️ 24 Jun 2021 13:25:34Reported by mozillaType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 5 Media mentions👁 298 Views

Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache. This vulnerability affects Firefox < 88

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2021-23997
24 Jun 202114:15
attackerkb
alpinelinux
AlpineLinux
CVE-2021-23997
24 Jun 202113:25
alpinelinux
archlinux
ArchLinux
[ASA-202104-3] firefox: multiple issues
29 Apr 202100:00
archlinux
astralinux
AstraLinux
Astra Linux – Vulnerability in Firefox
20 May 202605:53
astralinux
bdu_fstec
BDU FSTEC
The vulnerability of the Firefox browser, related to the use of memory after its release, allows a hacker to execute arbitrary code.
19 May 202100:00
bdu_fstec
cnnvd
CNNVD
Mozilla Firefox 资源管理错误漏洞
19 Apr 202100:00
cnnvd
cnvd
CNVD
Mozilla Firefox Resource Management Error Vulnerability (CNVD-2021-36258)
21 Apr 202100:00
cnvd
cvelist
Cvelist
CVE-2021-23997
24 Jun 202113:25
cvelist
debiancve
Debian CVE
CVE-2021-23997
24 Jun 202113:25
debiancve
euvd
EUVD
EUVD-2021-10917
7 Oct 202500:30
euvd
Rows per page
NVD
Vulners
Node
mozillafirefoxRange<88.0
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "88",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

17 Jun 2026 03:39Current
6.4Medium risk
Vulners AI Score6.4
CVSS 26.8
CVSS 3.18.8
EPSS0.00816
298