01 Record

CVE-2022-50849

pstore: Avoid kcore oops by vmap()ing with VM_IOREMAP

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

pstore: Avoid kcore oops by vmap()ing with VM_IOREMAP

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.23% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 13.4% of scored records. A rank, not a probability.
NVD base score: The NVD has published no score for this record
NVD CVSS vector: No NVD score to derive
NVD analysis status: Deferred. NVD last modified this record on 2026-06-17.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2025-12-30 12:15Z8 MO AGO

Last updated

2026-05-11 19:26Z3 MO AGO

Reserved

2025-12-30

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.2

Document digest

4c9f52195e3bdb194559d0d2e9e15d90d6b65cbe213f04379cb3216515b799f0

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux404a6043385de17273624b076599669db5ad891f to < 1579bed1613802a323a1e14567faa95c149e105e, 404a6043385de17273624b076599669db5ad891f to < fdebcc33b663d2e8da937653ddfbfc1315047eaa, 404a6043385de17273624b076599669db5ad891f to < 6d9460214e363e1f3d0756ee5d947e76e3e6f86c, 404a6043385de17273624b076599669db5ad891f to < 4d3126f242a0090342ffe925c35fb4f4252b7562, 404a6043385de17273624b076599669db5ad891f to < 295f59cd2cdeed841850d02dddde3a122cbf6fc6, 404a6043385de17273624b076599669db5ad891f to < ebc73c4f266281e2cad1a372ecd81572d95375b6, 404a6043385de17273624b076599669db5ad891f to < 69dbff7d2681c55a4d979fd9b75576303e69979f, 404a6043385de17273624b076599669db5ad891f to < 2f82381d0681b10f9ddd27be98c27363b5a3cd1c, 404a6043385de17273624b076599669db5ad891f to < e6b842741b4f39007215fd7e545cb55aa3d358a2, 3.4—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/1579bed1613802a323a1e14567faa95c149e105e
git.kernel.orghttps://git.kernel.org/stable/c/fdebcc33b663d2e8da937653ddfbfc1315047eaa
git.kernel.orghttps://git.kernel.org/stable/c/6d9460214e363e1f3d0756ee5d947e76e3e6f86c
git.kernel.orghttps://git.kernel.org/stable/c/4d3126f242a0090342ffe925c35fb4f4252b7562
git.kernel.orghttps://git.kernel.org/stable/c/295f59cd2cdeed841850d02dddde3a122cbf6fc6
git.kernel.orghttps://git.kernel.org/stable/c/ebc73c4f266281e2cad1a372ecd81572d95375b6
git.kernel.orghttps://git.kernel.org/stable/c/69dbff7d2681c55a4d979fd9b75576303e69979f
git.kernel.orghttps://git.kernel.org/stable/c/2f82381d0681b10f9ddd27be98c27363b5a3cd1c
git.kernel.orghttps://git.kernel.org/stable/c/e6b842741b4f39007215fd7e545cb55aa3d358a2

01 Record index

CVE-2022-50849

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2022-50849

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References