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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-38300 Detail

Description

arch/mips/net/bpf_jit.c in the Linux kernel before 5.4.10 can generate undesirable machine code when transforming unprivileged cBPF programs, allowing execution of arbitrary code within the kernel context. This occurs because conditional branches can exceed the 128 KB limit of the MIPS architecture.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2021/09/15/5 Mailing List  Patch  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2021/09/15/5 Mailing List  Patch  Third Party Advisory 
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.10 Mailing List  Vendor Advisory 
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.10 Mailing List  Vendor Advisory 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=37cb28ec7d3a36a5bace7063a3dba633ab110f8b Exploit  Mailing List  Patch  Vendor Advisory 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=37cb28ec7d3a36a5bace7063a3dba633ab110f8b Exploit  Mailing List  Patch  Vendor Advisory 
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html Third Party Advisory 
https://security.netapp.com/advisory/ntap-20211008-0003/ Third Party Advisory 
https://security.netapp.com/advisory/ntap-20211008-0003/ Third Party Advisory 
https://www.debian.org/security/2022/dsa-5096 Third Party Advisory 
https://www.debian.org/security/2022/dsa-5096 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-noinfo Insufficient Information cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

8 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-38300
NVD Published Date:
09/20/2021
NVD Last Modified:
11/21/2024
Source:
MITRE