Incorrect Calculation of Buffer Size Affecting kernel-debug-core package, versions <0:4.18.0-372.75.1.el8_6
Threat Intelligence
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUGCORE-5958425
- published 18 Aug 2022
- disclosed 29 Jul 2022
Introduced: 29 Jul 2022
CVE-2022-2873 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-debug-core to version 0:4.18.0-372.75.1.el8_6 or higher.
This issue was patched in RHSA-2023:5627.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-core package and not the kernel-debug-core package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
An out-of-bounds memory access flaw was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way a user triggers the I2C_SMBUS_BLOCK_DATA (with the ioctl I2C_SMBUS) with malicious input data. This flaw allows a local user to crash the system.
References
- https://access.redhat.com/security/cve/CVE-2022-2873
- https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
- https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97@gmail.com/T/
- https://security.netapp.com/advisory/ntap-20230120-0001/
- https://www.debian.org/security/2023/dsa-5324
- https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
- https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97%40gmail.com/T/