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Vulnerability Details :

CVE-2021-47252

Summary
Assigner-Linux
Assigner Org ID-416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published At-21 May, 2024 | 14:19
Updated At-11 May, 2026 | 13:50
Rejected At-
Credits

batman-adv: Avoid WARN_ON timing related checks

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid WARN_ON timing related checks The soft/batadv interface for a queued OGM can be changed during the time the OGM was queued for transmission and when the OGM is actually transmitted by the worker. But WARN_ON must be used to denote kernel bugs and not to print simple warnings. A warning can simply be printed using pr_warn.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:Linux
Assigner Org ID:416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published At:21 May, 2024 | 14:19
Updated At:11 May, 2026 | 13:50
Rejected At:
▼CVE Numbering Authority (CNA)
batman-adv: Avoid WARN_ON timing related checks

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid WARN_ON timing related checks The soft/batadv interface for a queued OGM can be changed during the time the OGM was queued for transmission and when the OGM is actually transmitted by the worker. But WARN_ON must be used to denote kernel bugs and not to print simple warnings. A warning can simply be printed using pr_warn.

Affected Products
Vendor
Linux Kernel Organization, IncLinux
Product
Linux
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Program Files
  • net/batman-adv/bat_iv_ogm.c
Default Status
unaffected
Versions
Affected
  • From ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 before 45011f2973f6b52cf50db397bb27bf805f5f0e7f (git)
  • From ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 before 6031daaaf6d5c359c99dfffa102e332df234ff09 (git)
  • From ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 before 77a99aad5bc3ea105806ebae6be3cbadc2fc615e (git)
  • From ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 before e8e9d2968a9d08bf5c683afca182f1537edebf8d (git)
  • From ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 before e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4 (git)
  • From ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 before 282baa8104af44e04c4af3e7f933b44267c7f86f (git)
  • From ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 before 2eb4e0b3631832a4291c8bf4c9db873f60b128c8 (git)
  • From ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 before 9f460ae31c4435fd022c443a6029352217a16ac1 (git)
Vendor
Linux Kernel Organization, IncLinux
Product
Linux
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Program Files
  • net/batman-adv/bat_iv_ogm.c
Default Status
affected
Versions
Affected
  • 3.14
Unaffected
  • From 0 before 3.14 (semver)
  • From 4.4.293 through 4.4.* (semver)
  • From 4.9.274 through 4.9.* (semver)
  • From 4.14.238 through 4.14.* (semver)
  • From 4.19.196 through 4.19.* (semver)
  • From 5.4.128 through 5.4.* (semver)
  • From 5.10.46 through 5.10.* (semver)
  • From 5.12.13 through 5.12.* (semver)
  • From 5.13 through * (original_commit_for_fix)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://git.kernel.org/stable/c/45011f2973f6b52cf50db397bb27bf805f5f0e7f
N/A
https://git.kernel.org/stable/c/6031daaaf6d5c359c99dfffa102e332df234ff09
N/A
https://git.kernel.org/stable/c/77a99aad5bc3ea105806ebae6be3cbadc2fc615e
N/A
https://git.kernel.org/stable/c/e8e9d2968a9d08bf5c683afca182f1537edebf8d
N/A
https://git.kernel.org/stable/c/e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4
N/A
https://git.kernel.org/stable/c/282baa8104af44e04c4af3e7f933b44267c7f86f
N/A
https://git.kernel.org/stable/c/2eb4e0b3631832a4291c8bf4c9db873f60b128c8
N/A
https://git.kernel.org/stable/c/9f460ae31c4435fd022c443a6029352217a16ac1
N/A
Hyperlink: https://git.kernel.org/stable/c/45011f2973f6b52cf50db397bb27bf805f5f0e7f
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/6031daaaf6d5c359c99dfffa102e332df234ff09
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/77a99aad5bc3ea105806ebae6be3cbadc2fc615e
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/e8e9d2968a9d08bf5c683afca182f1537edebf8d
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/282baa8104af44e04c4af3e7f933b44267c7f86f
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/2eb4e0b3631832a4291c8bf4c9db873f60b128c8
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/9f460ae31c4435fd022c443a6029352217a16ac1
Resource: N/A
▼Authorized Data Publishers (ADP)
1. CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
2. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://git.kernel.org/stable/c/45011f2973f6b52cf50db397bb27bf805f5f0e7f
x_transferred
https://git.kernel.org/stable/c/6031daaaf6d5c359c99dfffa102e332df234ff09
x_transferred
https://git.kernel.org/stable/c/77a99aad5bc3ea105806ebae6be3cbadc2fc615e
x_transferred
https://git.kernel.org/stable/c/e8e9d2968a9d08bf5c683afca182f1537edebf8d
x_transferred
https://git.kernel.org/stable/c/e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4
x_transferred
https://git.kernel.org/stable/c/282baa8104af44e04c4af3e7f933b44267c7f86f
x_transferred
https://git.kernel.org/stable/c/2eb4e0b3631832a4291c8bf4c9db873f60b128c8
x_transferred
https://git.kernel.org/stable/c/9f460ae31c4435fd022c443a6029352217a16ac1
x_transferred
Hyperlink: https://git.kernel.org/stable/c/45011f2973f6b52cf50db397bb27bf805f5f0e7f
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/6031daaaf6d5c359c99dfffa102e332df234ff09
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/77a99aad5bc3ea105806ebae6be3cbadc2fc615e
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/e8e9d2968a9d08bf5c683afca182f1537edebf8d
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/282baa8104af44e04c4af3e7f933b44267c7f86f
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/2eb4e0b3631832a4291c8bf4c9db873f60b128c8
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/9f460ae31c4435fd022c443a6029352217a16ac1
Resource:
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published At:21 May, 2024 | 15:15
Updated At:30 Apr, 2025 | 15:12

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid WARN_ON timing related checks The soft/batadv interface for a queued OGM can be changed during the time the OGM was queued for transmission and when the OGM is actually transmitted by the worker. But WARN_ON must be used to denote kernel bugs and not to print simple warnings. A warning can simply be printed using pr_warn.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Type: Primary
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CPE Matches

Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 3.14(inclusive) to 4.4.293(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 4.5(inclusive) to 4.9.274(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 4.10(inclusive) to 4.14.238(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 4.15(inclusive) to 4.19.196(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 4.20(inclusive) to 5.4.128(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 5.5(inclusive) to 5.10.46(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 5.11(inclusive) to 5.12.13(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>5.13
cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>5.13
cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>5.13
cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>5.13
cpe:2.3:o:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>5.13
cpe:2.3:o:linux:linux_kernel:5.13:rc5:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>5.13
cpe:2.3:o:linux:linux_kernel:5.13:rc6:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-noinfoPrimarynvd@nist.gov
CWE ID: NVD-CWE-noinfo
Type: Primary
Source: nvd@nist.gov
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://git.kernel.org/stable/c/282baa8104af44e04c4af3e7f933b44267c7f86f416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/2eb4e0b3631832a4291c8bf4c9db873f60b128c8416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/45011f2973f6b52cf50db397bb27bf805f5f0e7f416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/6031daaaf6d5c359c99dfffa102e332df234ff09416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/77a99aad5bc3ea105806ebae6be3cbadc2fc615e416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/9f460ae31c4435fd022c443a6029352217a16ac1416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/e8e9d2968a9d08bf5c683afca182f1537edebf8d416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/282baa8104af44e04c4af3e7f933b44267c7f86faf854a3a-2127-422b-91ae-364da2661108
Patch
https://git.kernel.org/stable/c/2eb4e0b3631832a4291c8bf4c9db873f60b128c8af854a3a-2127-422b-91ae-364da2661108
Patch
https://git.kernel.org/stable/c/45011f2973f6b52cf50db397bb27bf805f5f0e7faf854a3a-2127-422b-91ae-364da2661108
Patch
https://git.kernel.org/stable/c/6031daaaf6d5c359c99dfffa102e332df234ff09af854a3a-2127-422b-91ae-364da2661108
Patch
https://git.kernel.org/stable/c/77a99aad5bc3ea105806ebae6be3cbadc2fc615eaf854a3a-2127-422b-91ae-364da2661108
Patch
https://git.kernel.org/stable/c/9f460ae31c4435fd022c443a6029352217a16ac1af854a3a-2127-422b-91ae-364da2661108
Patch
https://git.kernel.org/stable/c/e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4af854a3a-2127-422b-91ae-364da2661108
Patch
https://git.kernel.org/stable/c/e8e9d2968a9d08bf5c683afca182f1537edebf8daf854a3a-2127-422b-91ae-364da2661108
Patch
Hyperlink: https://git.kernel.org/stable/c/282baa8104af44e04c4af3e7f933b44267c7f86f
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/2eb4e0b3631832a4291c8bf4c9db873f60b128c8
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/45011f2973f6b52cf50db397bb27bf805f5f0e7f
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/6031daaaf6d5c359c99dfffa102e332df234ff09
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/77a99aad5bc3ea105806ebae6be3cbadc2fc615e
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/9f460ae31c4435fd022c443a6029352217a16ac1
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/e8e9d2968a9d08bf5c683afca182f1537edebf8d
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/282baa8104af44e04c4af3e7f933b44267c7f86f
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/2eb4e0b3631832a4291c8bf4c9db873f60b128c8
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/45011f2973f6b52cf50db397bb27bf805f5f0e7f
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/6031daaaf6d5c359c99dfffa102e332df234ff09
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/77a99aad5bc3ea105806ebae6be3cbadc2fc615e
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/9f460ae31c4435fd022c443a6029352217a16ac1
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/e8e9d2968a9d08bf5c683afca182f1537edebf8d
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Patch

Change History

0
Information is not available yet

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