Riskcovery

CVE-2022-49807

nvmet: fix a memory leak in nvmet_auth_set_key

State
Published
Severity
Not scored
Published
May 1, 2025
Updated
May 11, 2026
Reserved
May 1, 2025

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

nvmet: fix a memory leak in nvmet_auth_set_key

When changing dhchap secrets we need to release the old secrets as well.

kmemleak complaint: -- unreferenced object 0xffff8c7f44ed8180 (size 64): comm "check", pid 7304, jiffies 4295686133 (age 72034.246s) hex dump (first 32 bytes): 44 48 48 43 2d 31 3a 30 30 3a 4c 64 4c 4f 64 71 DHHC-1:00:LdLOdq 79 56 69 67 77 48 55 32 6d 5a 59 4c 7a 35 59 38 yVigwHU2mZYLz5Y8 backtrace: [<00000000b6fc5071>] kstrdup+0x2e/0x60 [<00000000f0f4633f>] 0xffffffffc0e07ee6 [<0000000053006c05>] 0xffffffffc0dff783 [<00000000419ae922>] configfs_write_iter+0xb1/0x120 [<000000008183c424>] vfs_write+0x2be/0x3c0 [<000000009005a2a5>] ksys_write+0x5f/0xe0 [<00000000cd495c89>] do_syscall_64+0x38/0x90 [<00000000f2a84ac5>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • db1312dd95488b5e6ff362ff66fcf953a46b1821 to before 65710ea51d4a185592c7b14c9e33d0c4a364f074Affected
  • db1312dd95488b5e6ff362ff66fcf953a46b1821 to before 0a52566279b4ee65ecd2503d7b7342851f84755cAffected
LinuxLinux
  • 6.0Affected
  • before 6.0Not affected
  • 6.0.10 through 6.0.*Not affected
  • 6.1 and laterNot affected

References

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