CVE-2022-20421
גבוהה 7.8
תיאור (מקור, אנגלית)
In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel
מדדים
- CVSS 3.1
-
7.8 (HIGH)
מקור הציון: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — סבירות ניצול
- 1% (אחוזון 000) נכון ל-19/10/2026
- CWE
- CWE-416
מוצרים מושפעים
google: android; debian: debian linux
קישורים
- https://source.android.com/security/bulletin/2022-10-01 PatchVendor Advisory
- https://source.android.com/security/bulletin/2022-10-01 PatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html Mailing ListThird Party Advisory
- https://www.debian.org/security/2022/dsa-5257 Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html Mailing ListThird Party Advisory
- https://www.debian.org/security/2022/dsa-5257 Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-770721.html
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
- https://cert-portal.siemens.com/productcert/html/ssa-831302.html