CVE-2021-47518

nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done

State: Published
Severity: Not scored
Published: May 24, 2024
Updated: May 11, 2026
Reserved: May 24, 2024

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()).

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 87cdb8789c38e44ae5454aafe277997c950d00edAffected ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 69bb79a8f5bb9f436b6f1434ca9742591b7bbe18Affected ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 811a7576747760bcaf60502f096d1e6e91d566faAffected ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 3b861a40325eac9c4c13b6c53874ad90617e944dAffected ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 48fcd08fdbe05e35b650a252ec2a2d96057a1c7aAffected ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 83ea620a1be840bf05089a5061fb8323ca42f38cAffected ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before fae9705d281091254d4a81fa2da9d22346097dcaAffected ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 4cd8371a234d051f9c9557fcbb1f8c523b1c0d10Affected
LinuxLinux	3.12Affected before 3.12Not affected 4.4.295 through 4.4.Not affected 4.9.293 through 4.9.Not affected 4.14.258 through 4.14.Not affected 4.19.221 through 4.19.Not affected 5.4.165 through 5.4.Not affected 5.10.85 through 5.10.Not affected 5.15.8 through 5.15.*Not affected 5.16 and laterNot affected

Product

Versions

LinuxLinux

ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 87cdb8789c38e44ae5454aafe277997c950d00edAffected
ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 69bb79a8f5bb9f436b6f1434ca9742591b7bbe18Affected
ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 811a7576747760bcaf60502f096d1e6e91d566faAffected
ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 3b861a40325eac9c4c13b6c53874ad90617e944dAffected
ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 48fcd08fdbe05e35b650a252ec2a2d96057a1c7aAffected
ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 83ea620a1be840bf05089a5061fb8323ca42f38cAffected
ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before fae9705d281091254d4a81fa2da9d22346097dcaAffected
ac22ac466a659f1b2e02a2e2ee23fc5c42da2c95 to before 4cd8371a234d051f9c9557fcbb1f8c523b1c0d10Affected

LinuxLinux

3.12Affected
before 3.12Not affected
4.4.295 through 4.4.*Not affected
4.9.293 through 4.9.*Not affected
4.14.258 through 4.14.*Not affected
4.19.221 through 4.19.*Not affected
5.4.165 through 5.4.*Not affected
5.10.85 through 5.10.*Not affected
5.15.8 through 5.15.*Not affected
5.16 and laterNot affected

References

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