VDB
CVE-2021-4148
CVE-2021-4148
PUBLISHED
Im Linux Kernel existieren mehrere Schwachstellen aufgrund von unsachgemäßer Implementierungen und einem Use-After-Free Fehler. Betroffen sind die Komponenten "fs/buffer.c", "btrfs" und "block/partitions/core.c". Ein lokaler Angreifer kann dies ausnutzen, um einen Denial of Service Zustand des Systems herbeizuführen.
EPSS 0.02% · 4.6th percentile
Risk Scores
EPSS Score
0.02%
4.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | |
| Ubuntu | Ubuntu Linux | |
| Open Source | Open Source Linux Kernel <5.15 | |
| Oracle | Oracle Linux | |
| SUSE | SUSE Linux |
Exploit Intelligence
- https://lkml.org/lkml/2021/9/12/323 (nist-nvd)
- https://lkml.org/lkml/2021/9/17/1037 (nist-nvd)
Timeline
- Mar 23, 2022 CVE Published
- Mar 24, 2022 EPSS Score
- May 14, 2022 EPSS Score
- Jul 4, 2022 EPSS Score
- Aug 25, 2022 EPSS Score
- Oct 15, 2022 EPSS Score
- Dec 5, 2022 EPSS Score
- Jan 25, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Mar 17, 2023 EPSS Score
- May 6, 2023 EPSS Score
- Jun 26, 2023 EPSS Score
References
- https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-0159.json advisory
- https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0159 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-4148 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-4149 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-4150 advisory
- http://linux.oracle.com/errata/ELSA-2022-9313.html advisory
- http://linux.oracle.com/errata/ELSA-2022-9314.html advisory
- https://linux.oracle.com/errata/ELSA-2022-9348.html advisory
- https://oss.oracle.com/pipermail/oraclevm-errata/2022-May/001052.html advisory
- http://linux.oracle.com/errata/ELSA-2022-9366.html advisory
- http://linux.oracle.com/errata/ELSA-2022-9367.html advisory
- https://ubuntu.com/security/notices/USN-5466-1 advisory
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html advisory
- https://ubuntu.com/security/notices/USN-6001-1 advisory
- https://lists.suse.com/pipermail/sle-security-updates/2024-June/018706.html advisory
- https://lists.suse.com/pipermail/sle-security-updates/2024-June/018811.html advisory
- https://lists.suse.com/pipermail/sle-security-updates/2024-June/018819.html advisory
- https://lists.suse.com/pipermail/sle-security-updates/2025-January/020192.html advisory