CVE-2024-57255: Integer Overflow
An integer overflow in sqfsresolvesymlink in Das U-Boot before 2025.01-rc1 occurs via a crafted squashfs filesystem with an inode size of 0xffffffff, resulting in a malloc of zero and resultant memory overwrite.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/u-bootto a version that resolves this vulnerability.Fixed in 2023.01+dfsg-2+deb12u2 - Upgrade
Upgrade
debian/u-bootto a version that resolves this vulnerability.Fixed in 2025.01-1 - Upgrade
Upgrade
debian/u-bootto a version that resolves this vulnerability.Fixed in 2023.01+dfsg-2+deb12u3Fixed in 2025.01-3+deb13u1Fixed in 2025.01-3.2 - Upgrade
Upgrade
Das U-Bootto a version that resolves this vulnerability.Fixed in 2025.01-rc1
Event History
Frequently Asked Questions
What is the severity of CVE-2024-57255?
CVE-2024-57255 is classified as a high-severity vulnerability due to its potential for memory overwrite exploitation.
How do I fix CVE-2024-57255?
To mitigate CVE-2024-57255, update Das U-Boot to version 2025.01-rc1 or later.
What kind of systems are affected by CVE-2024-57255?
CVE-2024-57255 affects versions of Das U-Boot prior to 2025.01-rc1 that utilize a crafted squashfs filesystem.
What types of attacks can exploit CVE-2024-57255?
CVE-2024-57255 can be exploited through crafted squashfs filesystems that trigger memory overwrite due to an integer overflow.
Is there a workaround for CVE-2024-57255 while waiting for a fix?
Currently, the best practice is to avoid using untrusted or crafted squashfs filesystems until a proper update is applied.