# CVE-2023-1476: kpatch-patch-4_18_0-425_10_1: This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of...

CVE-2023-1476 is fixed in 3 products on 1 platform, first by RHSA-2023:1659, released April 5, 2023. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-1476
- Priority: High
- CVSS: 7.0 (Important)
- EPSS: 0.0023
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 5, 2023

## Description

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.  Security Fix(es):  * kernel: stack overflow in do_proc_dointvec and proc_skip_spaces (CVE-2022-4378)  * ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF (CVE-2023-0266)  * kernel: FUSE filesystem low-privileged user privileges escalation (CVE-2023-0386)  * kpatch: mm/mremap.c: incomplete fix for CVE-2022-41222 (CVE-2023-1476)  For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | kpatch-patch-4_18_0-425_10_1 RHEL 8 | 0:1-4.el8_7 | [RHSA-2023:1659](https://patchblox.com/security/data/fix/linux/rhsa-2023-1659.md) | Apr 5, 2023 |
| Linux | kpatch-patch-4_18_0-425_13_1 RHEL 8 | 0:1-2.el8_7 | [RHSA-2023:1659](https://patchblox.com/security/data/fix/linux/rhsa-2023-1659.md) | Apr 5, 2023 |
| Linux | kpatch-patch-4_18_0-425_3_1 RHEL 8 | 0:1-6.el8 | [RHSA-2023:1659](https://patchblox.com/security/data/fix/linux/rhsa-2023-1659.md) | Apr 5, 2023 |

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