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OpenAdvisories

Weakness (CWE)

CWE-911: Improper Update of Reference Count

Base Incomplete

The product uses a reference count to manage a resource, but it does not update or incorrectly updates the reference count.

Source: MITRE CWE-911

All Critical High Medium Low Exploited only Public exploit

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  • High 7.8
    CVE-2026-52943 Public exploit

    net: skbuff: fix missing zerocopy reference in pskb_carve helpers

    In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix missing zerocopy reference in pskb_carve helpers pskb_carve_inside_header() and pskb_carve_inside_nonlinear() both copy the old skb_shared_info header into a new buffer via m…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • Critical 9.3
    CVE-2026-46316 Public exploit

    KVM: arm64: vgic-its: Drop the translation cache reference only for the erased entry

    In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-its: Drop the translation cache reference only for the erased entry vgic_its_invalidate_cache() walks the per-ITS translation cache with xa_for_each() and drops the cache's r…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2022-29581 Public exploit

    Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege …

    Linux kernel linux-raspi2 linux-hwe Linux Debian Ubuntu