CVE-2024-21482 Improper Restriction of Operations within the Bounds of a Memory Buffer in Linux Boot Loader
Memory corruption in the boot loader allows bypassing secure boot authentication, enabling execution of unverified kernel or rootfs images.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-21482?
CVE-2024-21482 is a medium-severity memory corruption vulnerability in Qualcomm Csr8811 Firmware, published on 1 Jul 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory corruption during the secure boot process, when the `bootm` command is used, it bypasses the authentication of the kernel/rootfs image.
Weakness: CWE-119
Which versions are affected by CVE-2024-21482?
It affects 69 products.
Products include Qualcomm Csr8811 Firmware, Qualcomm Immersive Home 214 Platform Firmware, Qualcomm Immersive Home 216 Platform Firmware, Qualcomm Immersive Home 316 Platform Firmware, Qualcomm Immersive Home 318 Platform Firmware, Qualcomm Immersive Home 3210 Platform Firmware and 63 more.
How do I fix CVE-2024-21482?
No fix has been published for CVE-2024-21482 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-21482 being exploited?
There is no known exploitation of CVE-2024-21482 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Csr8811 Firmware
- CVE-2024-33066 Improper Input Validation in WLAN Resource Manager
- CVE-2022-25652 Weak cryptography in Snapdragon Wired Infrastructure and Networking
- CVE-2023-33053 Improper Validation of Array Index in Kernel
- CVE-2022-40522 Double free in Linux Networking
- CVE-2024-33049 Buffer Over-read in WLAN Host Communication
Sources
Also known as GHSA-76v8-gv3f-gh6x.