Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done The done() netlink callback nfc_genl_dump_ses_done() should check if received argument is non-NULL, because its allocation could fail earlier in dumpit() (nfc_genl_dump_ses()).
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.12, < 4.4.295 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/3b861a40325eac9c4c13b6c53874ad90617e944dPatch
- https://git.kernel.org/stable/c/48fcd08fdbe05e35b650a252ec2a2d96057a1c7aPatch
- https://git.kernel.org/stable/c/4cd8371a234d051f9c9557fcbb1f8c523b1c0d10Patch
- https://git.kernel.org/stable/c/69bb79a8f5bb9f436b6f1434ca9742591b7bbe18Patch
- https://git.kernel.org/stable/c/811a7576747760bcaf60502f096d1e6e91d566faPatch
- https://git.kernel.org/stable/c/83ea620a1be840bf05089a5061fb8323ca42f38cPatch
- https://git.kernel.org/stable/c/87cdb8789c38e44ae5454aafe277997c950d00edPatch
- https://git.kernel.org/stable/c/fae9705d281091254d4a81fa2da9d22346097dcaPatch
- https://git.kernel.org/stable/c/3b861a40325eac9c4c13b6c53874ad90617e944dPatch
- https://git.kernel.org/stable/c/48fcd08fdbe05e35b650a252ec2a2d96057a1c7aPatch
- https://git.kernel.org/stable/c/4cd8371a234d051f9c9557fcbb1f8c523b1c0d10Patch
- https://git.kernel.org/stable/c/69bb79a8f5bb9f436b6f1434ca9742591b7bbe18Patch
- https://git.kernel.org/stable/c/811a7576747760bcaf60502f096d1e6e91d566faPatch
- https://git.kernel.org/stable/c/83ea620a1be840bf05089a5061fb8323ca42f38cPatch
- https://git.kernel.org/stable/c/87cdb8789c38e44ae5454aafe277997c950d00edPatch
FAQ
What is CVE-2021-47518?
CVE-2021-47518 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done The done() netlink callback nfc_genl_dump_ses_done() should check ...
How severe is CVE-2021-47518?
CVE-2021-47518 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-2021-47518?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.