CVE-2026-64468: binder: fix UAF in binder_free_transaction()

mediumCVSS 5.5CVE-2026-64468

CSIRTS triage

Other

What: There is a use-after-free vulnerability in binder_free_transaction().
Who is affected: Deployments using the binder IPC mechanism.
Urgency: Remediation is necessary to prevent potential crashes.
Action: Apply the relevant patches once available.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: medium — CVSS 5.5
Published: 2026-07-14
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-64468

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-644680.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-64468	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

highCVE-2026-64468: In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF in binder_…nvd

Recent advisories for binder

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

highCVE-2026-64469: In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF in binder_…nvd · 2026-07-25
highCVE-2026-64468: In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF in binder_…nvd · 2026-07-25
highCVE-2026-64467: In the Linux kernel, the following vulnerability has been resolved: rust_binder: use a u64 str…nvd · 2026-07-25
unknownCVE-2026-64466: In the Linux kernel, the following vulnerability has been resolved: rust_binder: clear freeze …nvd · 2026-07-25
highCVE-2026-64469: binder: fix UAF in binder_thread_release()msrc · 2026-07-14
highCVE-2026-55952: The Erlang/OTP ssl application does not validate that the PSK identity list and binder list ca…nvd · 2026-07-02