VulnerabilityModified
CVE-2023-39928
A use-after-free vulnerability exists in the MediaRecorder API of Webkit WebKitGTK 2.40.5.
HIGH 8.8EPSS 1.41%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A use-after-free vulnerability exists in the MediaRecorder API of Webkit WebKitGTK 2.40.5. A specially crafted web page can abuse this vulnerability to cause memory corruption and potentially arbitrary code execution. A user would need to to visit a malicious webpage to trigger this vulnerability.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.41% probability · 71th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- webkitgtk/webkitgtk · debian/debian linux · fedoraproject/fedora
- Source
- talos-cna@cisco.com
References
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EEMDC5TQAANFH5D77QM34ZTUKXPFGVL/Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202401-33
- https://talosintelligence.com/vulnerability_reports/TALOS-2023-1831Third Party Advisory
- https://webkitgtk.org/security/WSA-2023-0009.htmlVendor Advisory
- https://www.debian.org/security/2023/dsa-5527Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EEMDC5TQAANFH5D77QM34ZTUKXPFGVL/Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202401-33
- https://talosintelligence.com/vulnerability_reports/TALOS-2023-1831Third Party Advisory
- https://webkitgtk.org/security/WSA-2023-0009.htmlVendor Advisory
- https://www.debian.org/security/2023/dsa-5527Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1831
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.