CVE-2024-44989 — NULL Pointer Dereference in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV7.1
EPSS
0.0%
top 95.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedSep 4
Latest updateAug 14
Description
In the Linux kernel, the following vulnerability has been resolved:
bonding: fix xfrm real_dev null pointer dereference
We shouldn't set real_dev to NULL because packets can be in transit and
xfrm might call xdo_dev_offload_ok() in parallel. All callbacks assume
real_dev is set.
Example trace:
kernel: BUG: unable to handle page fault for address: 0000000000001030
kernel: bond0: (slave eni0np1): making interface the new active one
kernel: #PF: supervisor write access in kernel mode
kernel: #PF…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6