CVE-2023-1990: Use After Free
First published: Wed Apr 12 2023(Updated: )
A use-after-free flaw was found in ndlc_remove in drivers/nfc/st-nci/ndlc.c in the Linux Kernel. This flaw could allow an attacker to crash the system due to a race problem.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <6.3 | |
| Linux Kernel | =6.3-rc1 | |
| Linux Kernel | =6.3-rc2 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.135-1 6.12.22-1 6.12.25-1 |
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Reference Links
- https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
- https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
- https://lore.kernel.org/all/20230312160837.2040857-1-zyytlz.wz@163.com/
- https://launchpad.net/bugs/cve/CVE-2023-1990
- https://lore.kernel.org/all/20230312160837.2040857-1-zyytlz.wz%40163.com/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1990
- https://nvd.nist.gov/vuln/detail/CVE-2023-1990
- https://security-tracker.debian.org/tracker/CVE-2023-1990
- https://ubuntu.com/security/CVE-2023-1990
- https://git.kernel.org/linus/5000fe6c27827a61d8250a7e4a1d26c3298ef4f6
Frequently Asked Questions
What is the severity of CVE-2023-1990?
CVE-2023-1990 is classified as a high severity vulnerability due to its potential to crash the system.
How do I fix CVE-2023-1990?
To remediate CVE-2023-1990, users should update to the latest available Linux Kernel versions, specifically versions above 6.3 or applicable Debian package versions.
What systems are affected by CVE-2023-1990?
CVE-2023-1990 affects the Linux Kernel versions up to 6.3, including 6.3-rc1 and 6.3-rc2.
What causes the vulnerability CVE-2023-1990?
CVE-2023-1990 is caused by a use-after-free flaw in the ndlc_remove function in the Linux Kernel related to NFC drivers.
Can CVE-2023-1990 be exploited remotely?
CVE-2023-1990 does not appear to allow for remote exploitation, but it can be triggered by attackers with local access through a race condition.
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