Is CVE-2022-49994 in the CISA KEV catalog?

No. CVE-2022-49994 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-49994?

CVE-2022-49994 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2022-49994?

CVE-2022-49994 has an EPSS score of 0.19% (9th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-49994?

Upgrade linux on debian 12 to 6.0.2-1 or later. Fixes are available for 119 affected products.

CVE & CISA-KEV Catalog

CVE-2022-49994

MEDIUM

5.5

CVSS v3

NVD

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:

CWE-401Missing Release of Memory (Memory Leak)

How to fix

Remediation Available

linuxDebian

Fixed in:6.0.2-1CVE-2022-49994

bpftoolRocky

Fixed in:0:7.0.0-284.11.1.el9_2RHSA-2023:2458

bpftoolRed Hat / RHEL

Fixed in:0:7.0.0-284.11.1.el9_2RHSA-2023:2458

bpftool-debuginfoRed Hat / RHEL

Fixed in:0:7.0.0-284.11.1.el9_2RHSA-2023:2458

bpftool-debuginfoRocky

Fixed in:0:7.0.0-284.11.1.el9_2RHSA-2023:2458

kernelRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernelRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64kRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64kRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debugRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debugRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-debuginfoRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-debuginfoRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-develRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-develRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-devel-matchedRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-devel-matchedRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-modulesRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-modulesRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-modules-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-modules-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-modules-extraRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debug-modules-extraRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debuginfoRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-debuginfoRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-develRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-develRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-devel-matchedRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-devel-matchedRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-modulesRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-modulesRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-modules-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-modules-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-modules-extraRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-64k-modules-extraRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-abi-stablelistsRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-abi-stablelistsRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debugRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debugRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-debuginfoRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-debuginfoRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-develRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-develRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-devel-matchedRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-devel-matchedRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-modulesRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-modulesRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-modules-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-modules-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-modules-extraRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-modules-extraRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-uki-virtRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debug-uki-virtRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfoRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfoRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfo-common-aarch64Rocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfo-common-aarch64Red Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfo-common-ppc64leRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfo-common-ppc64leRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfo-common-s390xRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfo-common-s390xRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfo-common-x86_64Red Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-debuginfo-common-x86_64Rocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-develRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-develRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-devel-matchedRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-devel-matchedRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-docRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-docRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-modulesRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-modulesRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-modules-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-modules-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-modules-extraRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-modules-extraRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-toolsRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-toolsRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-tools-debuginfoRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-tools-debuginfoRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-tools-libsRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-tools-libsRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-tools-libs-develRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-tools-libs-develRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-uki-virtRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-uki-virtRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdumpRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdumpRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-debuginfoRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-debuginfoRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-develRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-develRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-devel-matchedRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-devel-matchedRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-modulesRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-modulesRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-modules-coreRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-modules-coreRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-modules-extraRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

kernel-zfcpdump-modules-extraRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

perfRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

perfRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

perf-debuginfoRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

perf-debuginfoRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

python3-perfRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

python3-perfRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

python3-perf-debuginfoRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

python3-perf-debuginfoRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

rtlaRocky

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

rtlaRed Hat / RHEL

Fixed in:0:5.14.0-284.11.1.el9_2RHSA-2023:2458

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.19%probability of exploitation in 30 days

9thpercentile

Low risk: more likely to be exploited than 9% of all known CVEs.

References

Patch3

Related Vulnerabilities

Other CWE-401 (Missing Release of Memory (Memory Leak)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-13934	High	7.5	64%	-	Fix
CVE-2016-6304	High	7.5	63%	-	Fix
CVE-2019-12265	Medium	5.3	55%	-	Fix
CVE-2001-0136	Medium	5.0	45%	-	-
CVE-2016-4232	High	7.5	36%	-	-
CVE-2001-0543	Medium	5.0	21%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-14.