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CVE-2026-75883

Pppd: pppd: buffer overflow in peap response handling leads to data corruption or denial of service.

CVSS 3.1 6.8 MEDIUMCheck source for fixed versionsKEV status unknown

Original advisory

Historical advisory recorded 4 Nov 2026 13:54:08 UTC. Read the latest advisory.

cve-program · CVE-2026-75883

Published

A flaw was found in pppd. A remote attacker could exploit a buffer overflow vulnerability in the PEAP response handling. By sending a specially crafted PEAP Request packet, an attacker could cause the pppd process to corrupt global static data, leading to incorrect behavior or a system crash.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-75883

Published

ppp

https://access.redhat.com/downloads/content/package-browser/

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Red Hat",
                    "product": "Red Hat Enterprise Linux 10",
                    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
                    "packageName": "ppp",
                    "defaultStatus": "affected",
                    "cpes": [
                        "cpe:/o:redhat:enterprise_linux:10"
                    ]
                }

ppp

https://access.redhat.com/downloads/content/package-browser/

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Red Hat",
                    "product": "Red Hat Enterprise Linux 6",
                    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
                    "packageName": "ppp",
                    "defaultStatus": "affected",
                    "cpes": [
                        "cpe:/o:redhat:enterprise_linux:6"
                    ]
                }

ppp

https://access.redhat.com/downloads/content/package-browser/

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Red Hat",
                    "product": "Red Hat Enterprise Linux 7",
                    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
                    "packageName": "ppp",
                    "defaultStatus": "affected",
                    "cpes": [
                        "cpe:/o:redhat:enterprise_linux:7"
                    ]
                }

ppp

https://access.redhat.com/downloads/content/package-browser/

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Red Hat",
                    "product": "Red Hat Enterprise Linux 8",
                    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
                    "packageName": "ppp",
                    "defaultStatus": "affected",
                    "cpes": [
                        "cpe:/o:redhat:enterprise_linux:8"
                    ]
                }

ppp

https://access.redhat.com/downloads/content/package-browser/

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Red Hat",
                    "product": "Red Hat Enterprise Linux 9",
                    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
                    "packageName": "ppp",
                    "defaultStatus": "affected",
                    "cpes": [
                        "cpe:/o:redhat:enterprise_linux:9"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON