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CVE-2026-64444

high

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix OOB read in OnAssocRsp() IE loop The IE parsing loop in OnAssocRs…

Vendor / product: Linux — linux kernel

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix OOB read in OnAssocRsp() IE loop The IE parsing loop in OnAssocRsp() advances by (pIE->length + 2) each iteration but only guards on i length from pframe[pkt_len], which is one byte past the allocated receive buffer. Additionally, even when the header bytes are in bounds, pIE->length itself can extend the data window beyond pkt_len, silently passing a truncated IE to the handler functions. Add two guards at the top of the loop body: 1. Break if fewer than sizeof(*pIE) bytes remain (can't read header). 2. Break if the IE's declared data extends past pkt_len.

CVSS
8.1
8.1 (CVSS v3.1)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Severity source: NVD CVSS v3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
Timeline (UTC)
Published: 2026-07-25 10:17
Modified: 2026-10-30 13:19
NVD status: Modified
Last synced 1 day ago
Verified against the source API 2026-10-30 13:38 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

linux / linux_kernel ≥4.12 <5.15.212, ≥5.16 <6.1.178, ≥6.2 <6.6.145, ≥6.7 <6.12.96, ≥6.13 <6.18.39, ≥6.19 <7.1.4

Weakness classification (CWE)

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

Patch / mitigation: https://git.kernel.org/stable/c/0406d746574e875d8778552eb674fcfbf5330bfb
Patch / mitigation: https://git.kernel.org/stable/c/04f612dc03427e0b1ac80a2611b5ac0ba93ac446
Patch / mitigation: https://git.kernel.org/stable/c/0970dd47726a57e52013594e9fbf667586eb3673
Patch / mitigation: https://git.kernel.org/stable/c/1a52a05471494546f955a58e8c170c0c796c52d5
Patch / mitigation: https://git.kernel.org/stable/c/7e7741c8315e4160aead00a60cdd6f81ab880717
Patch / mitigation: https://git.kernel.org/stable/c/889ca6000ac7fa73457b041848fcb08e0d51b809
Patch / mitigation: https://git.kernel.org/stable/c/f9654207e92283e0acac5d64fe5f8835383b5a23

References

Data sources

NVD CVE API 2.0 — fetched 2026-10-30 13:38 UTC · record ↗

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