CVE-2026-53178: staging: rtl8723bs: rtw_mlme: add bounds checks before ie_length subtraction

highCVSS 7.1CVE-2026-53178

CSIRTS triage

vendor: staging product: rtl8723bsOther

What: This vulnerability involves adding bounds checks before ie_length subtraction.
Who is affected: Deployments using the rtl8723bs driver are affected.
Urgency: Remediation is high urgency due to the high severity rating.
Action: Update the rtl8723bs driver to the latest version.

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

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: high — CVSS 7.1
Published: 2026-06-09
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-53178

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-2026-531780.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-53178	coverage & exploitation status	NVD · CVE.org

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