CVE-2024-53043: mctp i2c: handle NULL header address
First published: Tue Nov 19 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: mctp i2c: handle NULL header address daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but check for NULL in case a packet is transmitted by a different protocol.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=5.18<6.1.116 | |
| Linux Kernel | >=6.2<6.6.60 | |
| Linux Kernel | >=6.7<6.11.7 | |
| Linux Kernel | =6.12-rc1 | |
| Linux Kernel | =6.12-rc2 | |
| Linux Kernel | =6.12-rc3 | |
| Linux Kernel | =6.12-rc4 | |
| Linux Kernel | =6.12-rc5 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2024-53043?
CVE-2024-53043 is classified as a moderate severity vulnerability in the Linux kernel.
How do I fix CVE-2024-53043?
To fix CVE-2024-53043, you should update your Linux kernel to a version that is not affected by this vulnerability.
What versions of the Linux kernel are affected by CVE-2024-53043?
CVE-2024-53043 affects Linux kernel versions from 5.18 to 6.1.116, 6.2 to 6.6.60, and specifically the 6.12 release candidates.
What type of vulnerability is CVE-2024-53043?
CVE-2024-53043 is a NULL pointer dereference vulnerability that affects the MCTP implementation in the Linux kernel.
Is CVE-2024-53043 exploitable?
Yes, CVE-2024-53043 could potentially be exploited to disrupt normal operation of affected systems.
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