CVE-2022-49807

Source
https://nvd.nist.gov/vuln/detail/CVE-2022-49807
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49807.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-49807
Downstream
Related
Published
2025-05-01T14:09:33Z
Modified
2025-10-16T00:41:06.472930Z
Summary
nvmet: fix a memory leak in nvmet_auth_set_key
Details

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

nvmet: fix a memory leak in nvmetauthset_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>] configfswriteiter+0xb1/0x120 [<000000008183c424>] vfswrite+0x2be/0x3c0 [<000000009005a2a5>] ksyswrite+0x5f/0xe0 [<00000000cd495c89>] dosyscall64+0x38/0x90 [<00000000f2a84ac5>] entrySYSCALL64afterhwframe+0x63/0xcd

References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
db1312dd95488b5e6ff362ff66fcf953a46b1821
Fixed
65710ea51d4a185592c7b14c9e33d0c4a364f074
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
db1312dd95488b5e6ff362ff66fcf953a46b1821
Fixed
0a52566279b4ee65ecd2503d7b7342851f84755c

Affected versions

v6.*

v6.0
v6.0-rc1
v6.0-rc2
v6.0-rc3
v6.0-rc4
v6.0-rc5
v6.0-rc6
v6.0-rc7
v6.0.1
v6.0.2
v6.0.3
v6.0.4
v6.0.5
v6.0.6
v6.0.7
v6.0.8
v6.0.9

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
6.0.0
Fixed
6.0.10