01 Record

CVE-2022-49978

fbdev: fb_pm2fb: Avoid potential divide by zero error

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

fbdev: fb_pm2fb: Avoid potential divide by zero error

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: 0.22% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 12.4% of scored records. A rank, not a probability.
NVD base score: 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Analyzed. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

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

2025-06-18 11:00Z1 YR AGO

Last updated

2026-05-11 19:10Z3 MO AGO

Reserved

2025-06-18

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-369Divide By ZeroBase

Data version

5.2

Document digest

f117f9987811565602564d16a519babd28eee71b37f2d485d041986d01b6ce37

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 0f1174f4972ea9fad6becf8881d71adca8e9ca91, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 3ec326a6a0d4667585ca595f438c7293e5ced7c4, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 7f88cdfea8d7f4dbaf423d808241403b2bb945e4, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 7d9591b32a9092fc6391a316b56e8016c6181c3d, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 8fc778ee2fb2853f7a3531fa7273349640d8e4e9, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 34c3dea1189525cd533071ed5c176fc4ea8d982b, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < cb4bb011a683532841344ca7f281b5e04389b4f8, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 19f953e7435644b81332dd632ba1b2d80b1e37af, 2.6.12—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/0f1174f4972ea9fad6becf8881d71adca8e9ca91
git.kernel.orghttps://git.kernel.org/stable/c/3ec326a6a0d4667585ca595f438c7293e5ced7c4
git.kernel.orghttps://git.kernel.org/stable/c/7f88cdfea8d7f4dbaf423d808241403b2bb945e4
git.kernel.orghttps://git.kernel.org/stable/c/7d9591b32a9092fc6391a316b56e8016c6181c3d
git.kernel.orghttps://git.kernel.org/stable/c/8fc778ee2fb2853f7a3531fa7273349640d8e4e9
git.kernel.orghttps://git.kernel.org/stable/c/34c3dea1189525cd533071ed5c176fc4ea8d982b
git.kernel.orghttps://git.kernel.org/stable/c/cb4bb011a683532841344ca7f281b5e04389b4f8
git.kernel.orghttps://git.kernel.org/stable/c/19f953e7435644b81332dd632ba1b2d80b1e37af

01 Record index

CVE-2022-49978

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2022-49978

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References