IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.2%
exploitation probability
0.2%top 87% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields
Overflowing either addrlimit or bytes_togo can allow userspace to trigger
a buffer overflow of kernel memory. Check for overflows in all the places
doing math on user controlled buffers.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/0d4395477741608d123dad51def9fe50b7ebe952https://git.kernel.org/stable/c/0f8cdfff06829a0b0348b6debc29ff6a61967724https://git.kernel.org/stable/c/3f57c3f67fd93b4da86aeffea1ca32c484d054adhttps://git.kernel.org/stable/c/60833707b968d5ae02a75edb7886dcd4a957cf0dhttps://git.kernel.org/stable/c/73d2892148aa4397a885b4f4afcfc5b27a325c42https://git.kernel.org/stable/c/bda41654b6e0c125a624ca35d6d20beb8015b5d0https://git.kernel.org/stable/c/c3e17e58f571f34c51aeb17274ed02c2ed5cf780https://git.kernel.org/stable/c/d39bf40e55e666b5905fdbd46a0dced030ce87be