CVE-2022-49994
MEDIUM EPSS 9.4%
Published Jun 18, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Published Jun 18, 2025 1y ago
Last Modified Jun 17, 2026 1w ago
Description
In the Linux kernel, the following vulnerability has been resolved: bootmem: remove the vmemmap pages from kmemleak in put_page_bootmem The vmemmap pages is marked by kmemleak when allocated from memblock. Remove it from kmemleak when freeing the page. Otherwise, when we reuse the page, kmemleak may report such an error and then stop working. kmemleak: Cannot insert 0xffff98fb6eab3d40 into the object search tree (overlaps existing) kmemleak: Kernel memory leak detector disabled kmemleak: Object 0xffff98fb6be00000 (size 335544320): kmemleak: comm "swapper", pid 0, jiffies 4294892296 kmemleak: min_count = 0 kmemleak: count = 0 kmemleak: flags = 0x1 kmemleak: checksum = 0 kmemleak: backtrace:
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
9.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-401
Affected Products 4
References 3
- git.kernel.org https://git.kernel.org/stable/c/16a12ee619e39e8112f61b603255c16b73b6264b
- git.kernel.org https://git.kernel.org/stable/c/9ae15c4ba2be1e5a62503b6d873e84beb5fcbb5a
- git.kernel.org https://git.kernel.org/stable/c/dd0ff4d12dd284c334f7e9b07f8f335af856ac78
Remediation
- git.kernel.org https://git.kernel.org/stable/c/16a12ee619e39e8112f61b603255c16b73b6264b
- git.kernel.org https://git.kernel.org/stable/c/9ae15c4ba2be1e5a62503b6d873e84beb5fcbb5a
- git.kernel.org https://git.kernel.org/stable/c/dd0ff4d12dd284c334f7e9b07f8f335af856ac78