NULL Pointer Dereference Affecting kernel-debug-core package, versions <0:4.18.0-305.108.1.el8_4
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-5957417
- published 1 Mar 2023
- disclosed 9 Aug 2022
Introduced: 9 Aug 2022
CVE-2023-1095 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-debug-core to version 0:4.18.0-305.108.1.el8_4 or higher.
This issue was patched in RHSA-2023:5628.
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.
In nf_tables_updtable, if nf_tables_table_enable returns an error, nft_trans_destroy is called to free the transaction object. nft_trans_destroy() calls list_del(), but the transaction was never placed on a list -- the list head is all zeroes, this results in a NULL pointer dereference.