CVE-2023-3161

A flaw was found in the Framebuffer Console (fbcon) in the Linux Kernel. When providing font->width and font->height greater than 32 to fbconsetfont, since there are no checks in place, a shift-out-of-bounds occurs leading to undefined behavior and possible denial of service.

Database specific

{
    "cna_assigner": "redhat",
    "cwe_ids": [
        "CWE-1335"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3161.json"
}

References

Affected packages

Git / github.com/torvalds/linux

Affected ranges

Type

GIT

Repo

https://github.com/torvalds/linux

Events

Introduced

4ec5183ec48656cec489c49f989c508b68b518e3

Last affected

4ec5183ec48656cec489c49f989c508b68b518e3

Database specific

{
    "extracted_events": [
        {
            "introduced": "Fixed in kernel 6.2-rc7"
        },
        {
            "last_affected": "Fixed in kernel 6.2-rc7"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

Fixed in kernel 6.*

Fixed in kernel 6.2-rc7

v6.*

v6.2-rc7

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-3161.json"