CVE-2024-56557: iio: adc: ad7923: Fix buffer overflow for tx_buf and ring_xfer
In the Linux kernel, the following vulnerability has been resolved:
iio: adc: ad7923: Fix buffer overflow for txbuf and ringxfer
The AD7923 was updated to support devices with 8 channels, but the size of txbuf and ringxfer was not increased accordingly, leading to a potential buffer overflow in ad7923updatescanmode().
Other sources
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 6.12.25-1Fixed 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-2024-56557?
The severity of CVE-2024-56557 is classified as moderate due to the potential buffer overflow risk.
How do I fix CVE-2024-56557?
To fix CVE-2024-56557, update your Linux kernel to the latest version that includes the patch for the AD7923 device.
What systems are affected by CVE-2024-56557?
CVE-2024-56557 affects systems running the Linux kernel that utilize the AD7923 ADC.
What type of vulnerability is CVE-2024-56557?
CVE-2024-56557 is categorized as a buffer overflow vulnerability.
Can CVE-2024-56557 be exploited remotely?
CVE-2024-56557 requires local access for exploitation, making it less likely to be exploited remotely.