CVE-2026-106026

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Source
https://cve.org/CVERecord?id=CVE-2026-106026
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-106026.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-106026
Downstream
Published
2026-10-06T13:35:48Z
Modified
2026-10-28T02:30:24Z
Severity
  • 6.3 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVSS Calculator
Summary
tftp-hpa 5.4 before 6.0 Out-of-Bounds Read via tftpd Remap Jump Rule
Details

tftp-hpa 5.4 before 6.0 contains an out-of-bounds read vulnerability in rewrite_string() in tftpd/remap.c that walks heap memory during jump label searches. Unauthenticated remote attackers can send read or write requests whose filename matches a remap jump rule to crash the forked in.tftpd request handler.

Database specific 
{
    "cna_assigner":  "VulnCheck",
    "cwe_ids":  [
        "CWE-125"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/106xxx/CVE-2026-106026.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/network/tftp/tftp-hpa.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/network/tftp/tftp-hpa.git
Events
Introduced
c1b7ae1c54eafca0b2001e38172a207104171bcc
Fixed
a17da7d1f191394f15dbf10e5b27e2d73f10dcae
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "5.4"
                },
                {
                    "fixed":  "6.0"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandardRange"
        },
        {
            "range":  [
                {
                    "introduced":  "5.4"
                },
                {
                    "fixed":  "6.0"
                }
            ],
            "source":  "DESCRIPTION"
        }
    ]
}

Affected versions

tftp-hpa-5.*
tftp-hpa-5.4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-106026.json"