Medium [CVE-2026-53178] add bounds checks before ie_length subtraction
This medium-severity Red Hat Linux advisory covers CVE-2026-53178.
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Summary
In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: rtw_mlme: add bounds checks before ie_length subtraction Add guards to ensure ie_length is large enough before subtracting fixed IE offsets to prevent unsigned integer underflow.
A flaw was found in the Linux kernel, specifically within the `rtl8723bs` Wi-Fi driver's `rtw_mlme` component. This issue could potentially impact system stability or integrity.
Red Hat severity: Moderate. Weakness: CWE-191.
Red Hat lists Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9 as not affected.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · medium-confidence parse· fetched 9 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · medium-confidence parse· fetched 9 days ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 9 days ago·verify at source
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