wifi: mwifiex: Fix memcpy() field-spanning write warning in mwifiex_cmd_802_11_scan_ext()

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Summary

CVECVE-2024-50008
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-10-21 19:15:04 UTC
Updated2026-05-12 12:17:20 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Fix memcpy() field-spanning write warning in mwifiex_cmd_802_11_scan_ext() Replace one-element array with a flexible-array member in `struct host_cmd_ds_802_11_scan_ext`. With this, fix the following warning: elo 16 17:51:58 surfacebook kernel: ------------[ cut here ]------------ elo 16 17:51:58 surfacebook kernel: memcpy: detected field-spanning write (size 243) of single field "ext_scan->tlv_buffer" at drivers/net/wireless/marvell/mwifiex/scan.c:2239 (size 1) elo 16 17:51:58 surfacebook kernel: WARNING: CPU: 0 PID: 498 at drivers/net/wireless/marvell/mwifiex/scan.c:2239 mwifiex_cmd_802_11_scan_ext+0x83/0x90 [mwifiex]

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem Types: NVD-CWE-noinfo

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 21f58d200388480547df909b5464b5aafebf299d b55c8848fdc81514ec047b2a0ec782ffe9ab5323 git Not specified
CNA Linux Linux affected 21f58d200388480547df909b5464b5aafebf299d f9310a6704bf52e2493480edea896e1f9b795d40 git Not specified
CNA Linux Linux affected 21f58d200388480547df909b5464b5aafebf299d 1756918f51e9ab247a0f4782cc28853c2bb457c1 git Not specified
CNA Linux Linux affected 21f58d200388480547df909b5464b5aafebf299d e59bdb1ba594104cd0ee0af3ee9e4435d842a8fe git Not specified
CNA Linux Linux affected 21f58d200388480547df909b5464b5aafebf299d 17199b69a84798efffc475040fbef44374ef1de1 git Not specified
CNA Linux Linux affected 21f58d200388480547df909b5464b5aafebf299d fef7b51f22cf2049b0ca6740adeb0ba6f2e671dc git Not specified
CNA Linux Linux affected 21f58d200388480547df909b5464b5aafebf299d 71267bd4e8c752d7af6c6b96bb83984a6a95273d git Not specified
CNA Linux Linux affected 21f58d200388480547df909b5464b5aafebf299d a3a12c30f9510f3753286fadbc6cdb7dad78c1d5 git Not specified
CNA Linux Linux affected 21f58d200388480547df909b5464b5aafebf299d 498365e52bebcbc36a93279fe7e9d6aec8479cee git Not specified
CNA Linux Linux affected 3.15 Not specified
CNA Linux Linux unaffected 3.15 semver Not specified
CNA Linux Linux unaffected 4.19.323 4.19.* semver Not specified
CNA Linux Linux unaffected 5.4.285 5.4.* semver Not specified
CNA Linux Linux unaffected 5.10.227 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.168 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.113 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.55 6.6.* semver Not specified
CNA Linux Linux unaffected 6.10.14 6.10.* semver Not specified
CNA Linux Linux unaffected 6.11.3 6.11.* semver Not specified
CNA Linux Linux unaffected 6.12 * original_commit_for_fix Not specified
ADP Siemens RUGGEDCOM RST2428P unaffected * custom Not specified
ADP Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 Family unaffected * custom Not specified
ADP Siemens SCALANCE XCM-/XRM-/XCH-/XRH-300 Family unaffected * custom Not specified
ADP Siemens SIMATIC S7-1500 TM MFP - GNU/Linux Subsystem affected * custom Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/fef7b51f22cf2049b0ca6740adeb0ba6f2e671dc 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/498365e52bebcbc36a93279fe7e9d6aec8479cee 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
lists.debian.org/debian-lts-announce/2025/03/msg00002.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
git.kernel.org/stable/c/a3a12c30f9510f3753286fadbc6cdb7dad78c1d5 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/71267bd4e8c752d7af6c6b96bb83984a6a95273d 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
cert-portal.siemens.com/productcert/html/ssa-265688.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
git.kernel.org/stable/c/e59bdb1ba594104cd0ee0af3ee9e4435d842a8fe 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/17199b69a84798efffc475040fbef44374ef1de1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/b55c8848fdc81514ec047b2a0ec782ffe9ab5323 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
cert-portal.siemens.com/productcert/html/ssa-355557.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
git.kernel.org/stable/c/1756918f51e9ab247a0f4782cc28853c2bb457c1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
lists.debian.org/debian-lts-announce/2025/01/msg00001.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
git.kernel.org/stable/c/f9310a6704bf52e2493480edea896e1f9b795d40 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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