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Red Hat Enterprise Linux (pcp): Mehrere Schwachstellen
view advisory published 2026-08-16
Ein Angreifer kann mehrere Schwachstellen in Red Hat Enterprise Linux (pcp) ausnutzen, um beliebigen Programmcode auszuführen, um seine Privilegien zu erhöhen, um Sicherheitsvorkehrungen zu umgehen, und um einen Denial of Service Angriff durchzuführen.
01
describes (4)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-16529US | — | — | ||
A signed integer overflow in the PCP __pmGetPDU() function can be exploited via crafted network packets during PDU processing or SASL negotiation. This permanently blinds the affec… | ||||
| CVE-2026-16527US | —OT elevated | — | ||
An unauthenticated remote attacker can bypass access controls by sending crafted requests to the PCP pmproxy /store endpoint. This allows the attacker to overwrite any PMDA metric,… | ||||
| CVE-2026-16526US | — | — | ||
A flaw in the PCP linux_sockets module exposes an unsecured internal connection.
An attacker with initial code execution can exploit this to escalate privileges and execute arbitra… | ||||
| CVE-2026-16524US | — | — | ||
A command injection flaw in PCP's linux_sockets PMDA allows malicious shell metacharacters via the network.persocket.filter metric.
This failed validation lets attackers execute ar… | ||||
02
references
External citations — patches, advisories, analysis.
- Red Hat Security Advisory RHSA-2026:55560 vom 2026-08-16external
- Red Hat Security Advisory RHSA-2026:55617 vom 2026-08-18external
- Red Hat Security Advisory RHSA-2026:55740 vom 2026-08-18external
- Red Hat Security Advisory RHSA-2026:72272 vom 2026-09-28external
- Red Hat Security Advisory RHSA-2026:72273 vom 2026-09-28external
- Red Hat Security Advisory RHSA-2026:72593 vom 2026-09-28external
- Red Hat Security Advisory RHSA-2026:72594 vom 2026-09-28external
- Red Hat Security Advisory RHSA-2026:73767 vom 2026-10-01external
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