CVE-2024-50068

mm/damon/tests/sysfs-kunit.h: fix memory leak in damon_sysfs_test_add_targets()

Severity Score

"-"

*CVSS v-

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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

mm/damon/tests/sysfs-kunit.h: fix memory leak in damon_sysfs_test_add_targets()

The sysfs_target->regions allocated in damon_sysfs_regions_alloc() is not
freed in damon_sysfs_test_add_targets(), which cause the following memory
leak, free it to fix it.

unreferenced object 0xffffff80c2a8db80 (size 96):
comm "kunit_try_catch", pid 187, jiffies 4294894363
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace (crc 0):
[<0000000001e3714d>] kmemleak_alloc+0x34/0x40
[<000000008e6835c1>] __kmalloc_cache_noprof+0x26c/0x2f4
[<000000001286d9f8>] damon_sysfs_test_add_targets+0x1cc/0x738
[<0000000032ef8f77>] kunit_try_run_case+0x13c/0x3ac
[<00000000f3edea23>] kunit_generic_run_threadfn_adapter+0x80/0xec
[<00000000adf936cf>] kthread+0x2e8/0x374
[<0000000041bb1628>] ret_from_fork+0x10/0x20

*Credits: N/A

CVSS Scores

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2024-10-21 CVE Reserved
2024-10-29 CVE Published
2024-10-29 EPSS Updated
2024-11-19 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (3)

URL	Tag	Source
https://git.kernel.org/stable/c/b8ee5575f763c239902f8523d82103a45c153b29	Vuln. Introduced

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/05d43455f6bffa6abc7b937ca58be00452e6973f	2024-10-22
https://git.kernel.org/stable/c/2d6a1c835685de3b0c8e8dc871f60f4ef92ab01a	2024-10-17

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.7 < 6.11.5 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.7 < 6.11.5"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.7 < 6.12 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.7 < 6.12"		en		Affected