CVE-2023-47233
low-risk
Published 2023-11-03
The brcm80211 component in the Linux kernel through 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.
Do I need to act?
-
0.02% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.3/10
Medium
PHYSICAL
/ LOW complexity
Affected Products (1)
Affected Vendors
References (12)
Issue Tracking
https://bugzilla.suse.com/show_bug.cgi?id=1216702
Issue Tracking
https://bugzilla.suse.com/show_bug.cgi?id=1216702
20
/ 100
low-risk
Severity
15/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal