Attacker Value
Unknown
0
CVE-2021-41864
0
CVE ID
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CVE-2021-41864
(Last updated November 08, 2023) ▾
MITRE ATT&CK
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Description
prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
7.8 High
Impact Score:
5.9
Exploitability Score:
1.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
n/a
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- debian,
- fedoraproject,
- linux,
- netapp
Products
- cloud backup -,
- debian linux 10.0,
- debian linux 9.0,
- fedora 33,
- fedora 34,
- fedora 35,
- h300e firmware -,
- h300s firmware -,
- h410c firmware -,
- h410s firmware -,
- h500e firmware -,
- h500s firmware -,
- h700e firmware -,
- h700s firmware -,
- hci management node -,
- linux kernel,
- solidfire -,
- solidfire baseboard management controller firmware -
References
Advisory
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Exploited in the Wild
CVE ID
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