Attacker Value
Unknown
0
CVE-2021-42739
0
CVE ID
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CVE-2021-42739
(Last updated March 25, 2024) ▾
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Description
The firewire subsystem in the Linux kernel through 5.14.13 has a buffer overflow related to drivers/media/firewire/firedtv-avc.c and drivers/media/firewire/firedtv-ci.c, because avc_ca_pmt mishandles bounds checking.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
6.7 Medium
Impact Score:
5.9
Exploitability Score:
0.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
High
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,
- oracle,
- starwindsoftware
Products
- communications cloud native core binding support function 22.1.3,
- communications cloud native core network exposure function 22.1.1,
- communications cloud native core policy 22.2.0,
- debian linux 9.0,
- fedora 33,
- fedora 34,
- fedora 35,
- linux kernel,
- starwind san & nas v8r12,
- starwind virtual san v8r13
References
Advisory
Miscellaneous
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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