DEBIAN-CVE-2022-49803

Source
https://security-tracker.debian.org/tracker/DEBIAN-CVE-2022-49803
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49803.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2022-49803
Upstream
Published
2025-05-01T15:16:03Z
Modified
2025-09-19T06:20:13Z
Summary
[none]
Details

In the Linux kernel, the following vulnerability has been resolved: netdevsim: Fix memory leak of nsimdev->facookie kmemleak reports this issue: unreferenced object 0xffff8881bac872d0 (size 8): comm "sh", pid 58603, jiffies 4481524462 (age 68.065s) hex dump (first 8 bytes): 04 00 00 00 de ad be ef ........ backtrace: [<00000000c80b8577>] _kmalloc+0x49/0x150 [<000000005292b8c6>] nsimdevtrapfacookiewrite+0xc1/0x210 [netdevsim] [<0000000093d78e77>] fullproxywrite+0xf3/0x180 [<000000005a662c16>] vfswrite+0x1c5/0xaf0 [<000000007aabf84a>] ksyswrite+0xed/0x1c0 [<000000005f1d2e47>] dosyscall64+0x3b/0x90 [<000000006001c6ec>] entrySYSCALL64afterhwframe+0x63/0xcd The issue occurs in the following scenarios: nsimdevtrapfacookiewrite() kmalloc() facookie nsimdev->facookie = facookie .. nsimdrvremove() The facookie allocked in nsimdevtrapfacookiewrite() is not freed. To fix, add kfree(nsimdev->facookie) to nsimdrv_remove().

References

Affected packages

Debian:12 / linux

Package

Name
linux
Purl
pkg:deb/debian/linux?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.0.10-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / linux

Package

Name
linux
Purl
pkg:deb/debian/linux?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.0.10-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:14 / linux

Package

Name
linux
Purl
pkg:deb/debian/linux?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.0.10-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}