CVE Feed

    Dashboard / CVE / CVE-2026-16819

    CVE-2026-16819

    IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial of service and compromise data integrity due to a time-of-check time-of-use race condition.

    Published:Aug 19, 2026
    Last Modified:Aug 20, 2026
    EPS:Aug 19, 2026
    EPSS Score:0.00119
    CVSS Score:7.7

    Affected Products

    Vendor
    Ibm
    Product
    Aix
    Vendor
    Ibm
    Product
    Powervm Vios
    Vendor
    Ibm
    Product
    Vios

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-16821 (CVSS 7) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to gain elevated privileges due to …
    CVE-2026-19783 (CVSS 6.7) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause kernel memory corruption d…
    CVE-2026-19449 (CVSS 8.8) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 has a vulnerability in cmdnim that may allow an unprivileged loc…
    CVE-2026-19448 (CVSS 6.5) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 A stack memory corruption vulnerability exists in the AIX IPsec …
    CVE-2026-19446 (CVSS 7.5) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 allows a remote unauthenticated attacker can send a crafted UDP …
    CVE-2026-19442 (CVSS 8.2) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 has a pointer validation flaw exists in the AIX Virtual SCSI (vS…
    CVE-2026-19437 (CVSS 8.1) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to a…
    CVE-2026-18835 (CVSS 9.9) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote authenticated attacker to execute arbitrary…
    CVE-2026-18840 (CVSS 8.2) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary code due to im…
    CVE-2026-18842 (CVSS 8.4) — IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to gain elevated privileges due to …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High