01 Record

CVE-2026-53195

USB: serial: io_ti: fix heap overflow in build_i2c_fw_hdr()

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

USB: serial: io_ti: fix heap overflow in build_i2c_fw_hdr()

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: 0.14% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 3.9% of scored records. A rank, not a probability.
NVD base score: 7.8 (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:H/I:H/A:H
NVD analysis status: Analyzed. NVD last modified this record on 2026-07-06.
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

2026-06-25 08:39Z2 MO AGO

Last updated

2026-06-25 08:39Z2 MO AGO

Reserved

2026-06-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-787Out-of-bounds WriteBase
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.2

Document digest

b66db820d623f58b5fba6587fff93ad83561d872c76d64c61badcfe716824cff

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 3e187152f44d76d7633a3855ffd0099e1588b82a, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < b7faf660eefa2047ebc2959ff76da2b6eae2e9e3, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 2fd64bf0ad66ab5de0c73524591d879427ba5aba, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 4cb722747ed25971f35cc47ce5c0e79d7f717713, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 130d6567eb148040eed1b73e1414ad6c27d22bd5, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 294692d3296eee3391c348d7ea6401916d27806c, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 5a79b634ee58786ca627268daefa7744f2af2e14, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 0fd2b00b2d3d05e3eaa13342b3dfb0fa85c226ae, 2.6.12—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/3e187152f44d76d7633a3855ffd0099e1588b82a
git.kernel.orghttps://git.kernel.org/stable/c/b7faf660eefa2047ebc2959ff76da2b6eae2e9e3
git.kernel.orghttps://git.kernel.org/stable/c/2fd64bf0ad66ab5de0c73524591d879427ba5aba
git.kernel.orghttps://git.kernel.org/stable/c/4cb722747ed25971f35cc47ce5c0e79d7f717713
git.kernel.orghttps://git.kernel.org/stable/c/130d6567eb148040eed1b73e1414ad6c27d22bd5
git.kernel.orghttps://git.kernel.org/stable/c/294692d3296eee3391c348d7ea6401916d27806c
git.kernel.orghttps://git.kernel.org/stable/c/5a79b634ee58786ca627268daefa7744f2af2e14
git.kernel.orghttps://git.kernel.org/stable/c/0fd2b00b2d3d05e3eaa13342b3dfb0fa85c226ae

01 Record index

CVE-2026-53195

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2026-53195

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References