Vulnerability Description
drivers/scsi/stex.c in the Linux kernel through 5.19.9 allows local users to obtain sensitive information from kernel memory because stex_queuecommand_lck lacks a memset for the PASSTHRU_CMD case.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 5.19.9 |
| Fedoraproject | Fedora | 35 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2022/09/19/1Mailing ListPatchThird Party Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6022f
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/sVendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00034.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lore.kernel.org/all/20220908145154.2284098-1-gregkh%40linuxfoundation.or
- https://www.openwall.com/lists/oss-security/2022/09/09/1Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2022/09/19/1Mailing ListPatchThird Party Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6022f
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/sVendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00034.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2022-40768?
CVE-2022-40768 is a vulnerability with a CVSS score of 5.5 (MEDIUM). drivers/scsi/stex.c in the Linux kernel through 5.19.9 allows local users to obtain sensitive information from kernel memory because stex_queuecommand_lck lacks a memset for the PASSTHRU_CMD case.
How severe is CVE-2022-40768?
CVE-2022-40768 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-40768?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Fedoraproject Fedora, Debian Debian Linux.