CVE-2022-3077 — Classic Buffer Overflow in Kernel

CWE-120 — Classic Buffer Overflow6 documents6 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 74.10%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxMsrc Cbl2 Kernel 5.15.67.1-4 ON CBL Mariner 2.0+1 more
Timeline
PublishedSep 9
Latest updateSep 13

Description

A buffer overflow vulnerability was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way it handled the I2C_SMBUS_BLOCK_PROC_CALL case (via the ioctl I2C_SMBUS) with malicious input data. This flaw could allow a local user to crash the system.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages6 packages

▶NVDlinux/linux_kernel5.11 — 5.19
▶Debianlinux/linux_kernel< 5.18.2-1+2
▶CVEListV5linux/linux_kernelfixed in kernel 5.19
▶debiandebian/linux< linux 5.18.2-1 (bookworm)

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-xm6c-5wr3-4phj: A buffer overflow vulnerability was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way it handled the I2C_SMBUS_BLOCK_PROC↗2022-09-10
▶
OSV
CVE-2022-3077: A buffer overflow vulnerability was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way it handled the I2C_SMBUS_BLOCK_PROC↗2022-09-09
▶

📋Vendor Advisories

3
Microsoft
A buffer overflow vulnerability was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way it handled the I2C_SMBUS_BLOCK_PROC_CALL case (via the ioctl I2C_SMBUS) with maliciou↗2022-09-13
▶
Red Hat
kernel: i2c: unbounded length leads to buffer overflow in ismt_access()↗2022-06-02
▶
Debian
CVE-2022-3077: linux - A buffer overflow vulnerability was found in the Linux kernel Intel’s iSMT SMBus...↗2022
▶
CVE-2022-3077 — Classic Buffer Overflow in Linux Kernel | cvebase