5.5

CVE-2024-49568

net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg

In the Linux kernel, the following vulnerability has been resolved:

net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg

When receiving proposal msg in server, the fields v2_ext_offset/
eid_cnt/ism_gid_cnt in proposal msg are from the remote client
and can not be fully trusted. Especially the field v2_ext_offset,
once exceed the max value, there has the chance to access wrong
address, and crash may happen.

This patch checks the fields v2_ext_offset/eid_cnt/ism_gid_cnt
before using them.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.10 < 6.6.68
Linux ≫ Linux Kernel Version >= 6.7 < 6.12.7
Linux ≫ Linux Kernel Version6.13 Updaterc1
Linux ≫ Linux Kernel Version6.13 Updaterc2
Linux ≫ Linux Kernel Version6.13 Updaterc3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.21% 0.116
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/295a92e3df32e72aff0f4bc25c310e349d07ffbf
Patch
https://git.kernel.org/stable/c/42f6beb2d5779429417b5f8115a4e3fa695d2a6c
Patch
https://git.kernel.org/stable/c/7863c9f3d24ba49dbead7e03dfbe40deb5888fdf
Patch