CVE-2024-56590: Bluetooth: hci_core: Fix not checking skb length on hci_acldata_packet
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: hcicore: Fix not checking skb length on hciacldatapacket
This fixes not checking if skb really contains an ACL header otherwise the code may attempt to access some uninitilized/invalid memory past the valid skb->data.
Other sources
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: hcicore: Fix not checking skb length on hciacldatapacket
This fixes not checking if skb really contains an ACL header otherwise the code may attempt to access some uninitilized/invalid memory past the valid skb->data.
— NVD
This CVE was automatically created from a reference found in an email or other text. If you are reading this, then this CVE entry is probably erroneous, since this text should be replaced by the official CVE description automatically.
— Launchpad
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 6.1.129-1Fixed in 6.1.135-1Fixed in 6.12.27-1 - Upgrade
Upgrade
debian/linux-6.1to a version that resolves this vulnerability.Fixed in 6.1.129-1~deb11u1
Event History
Frequently Asked Questions
What is the severity of CVE-2024-56590?
CVE-2024-56590 is classified as a medium severity vulnerability due to the potential for accessing uninitialized or invalid memory.
How do I fix CVE-2024-56590?
To fix CVE-2024-56590, update your Linux kernel to version 6.1.129-1 or apply the relevant patches provided by your distribution.
Which versions are affected by CVE-2024-56590?
CVE-2024-56590 affects Linux kernel versions up to 5.10.234-1.
What components are impacted by CVE-2024-56590?
CVE-2024-56590 impacts the Bluetooth subsystem, specifically the hci_core component.
Is CVE-2024-56590 an exploit in the wild?
As of the latest updates, there have been no public reports of active exploits leveraging CVE-2024-56590.