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CVE-2021-3348

CVSS v3.1 7 (High)
70% Progress
CVSS v2.0 4.4 (Medium)
44% Progress
EPSS 0.04 % (5th)
0.04% Progress
Affected Products 2
Advisories 25
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

nbd_add_socket in drivers/block/nbd.c in the Linux kernel through 5.10.12 has an ndb_queue_rq use-after-free that could be triggered by local attackers (with access to the nbd device) via an I/O request at a certain point during device setup, aka CID-b98e762e3d71.

Weaknesses
CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-416
Use After Free
Related CVEs
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2021-02-01 04:15:14
(3 years ago)
Updated Date
2022-04-26 16:17:02
(2 years ago)

Affected Products

Debian

Linux

Configuration #1

    CPE23 From Up To
  Linux Kernel 5.10.12 and prior versions cpe:2.3:o:linux:linux_kernel <= 5.10.12

Configuration #2

    CPE23 From Up To
  Debian Linux 9.0 cpe:2.3:o:debian:debian_linux:9.0