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CVE-2023-47233

Published: 03/11/2023 Updated: 25/03/2024
CVSS v3 Base Score: 4.3 | Impact Score: 3.6 | Exploitability Score: 0.7
VMScore: 0
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Vulnerability Summary

The brcm80211 component in the Linux kernel up to and including 6.5.10 has a brcmf_cfg80211_detach use-after-free in the device unplugging (disconnect the USB by hotplug) code. For physically proximate attackers with local access, this "could be exploited in a real world scenario." This is related to brcmf_cfg80211_escan_timeout_worker in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c.

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References

CWE-416https://bugzilla.suse.com/show_bug.cgi?id=1216702https://marc.info/?l=linux-kernel&m=169907678011243&w=2https://lore.kernel.org/all/20231104054709.716585-1-zyytlz.wz%40163.com/https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0f7352557a35ab7888bc7831411ec8a3cbe20d78https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2020-4463CVE-2024-3400deserializationCVE-2024-21788CVE-2023-42433CVE-2024-21841CVE-2024-22095local file inclusionmemory leak
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