5.5

CVE-2023-52834

atl1c: Work around the DMA RX overflow issue

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

atl1c: Work around the DMA RX overflow issue

This is based on alx driver commit 881d0327db37 ("net: alx: Work around
the DMA RX overflow issue").

The alx and atl1c drivers had RX overflow error which was why a custom
allocator was created to avoid certain addresses. The simpler workaround
then created for alx driver, but not for atl1c due to lack of tester.

Instead of using a custom allocator, check the allocated skb address and
use skb_reserve() to move away from problematic 0x...fc0 address.

Tested on AR8131 on Acer 4540.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 5.15.140
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.64
Linux ≫ Linux Kernel Version >= 6.2 < 6.5.13
Linux ≫ Linux Kernel Version >= 6.6 < 6.6.3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.15
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/32f08b7b430ee01ec47d730f961a3306c1c7b6fb
Patch
https://git.kernel.org/stable/c/54a6152da4993ec8e4b53dc3cf577f5a2c829afa
Patch
https://git.kernel.org/stable/c/57e44ff9c2c9747b2b1a53556810b0e5192655d6
Patch
https://git.kernel.org/stable/c/86565682e9053e5deb128193ea9e88531bbae9cf
Patch
https://git.kernel.org/stable/c/c29a89b23f67ee592f4dee61f9d7efbf86d60315
Patch