CVE-2017-7541
HighThe brcmf_cfg80211_mgmt_tx function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.12.3 allows local users to cause a denial of service (buffer overflow and system crash) or possibly gain privileges via a crafted NL80211_CMD_FRAME Netlink packet.
CVSS 3.1 score
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type
CWE-119CVE-2017-7541 is a Buffer Overflow vulnerability
What is Buffer Overflow?
The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE
References
The following references provide additional information about CVE-2017-7541 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Debian Securityhttp://www.debian.org/security/2017/dsa-3927Third Party Advisory
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Debian Securityhttp://www.debian.org/security/2017/dsa-3945Third Party Advisory
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Release Notes Vendor Advisory
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Securityfocushttp://www.securityfocus.com/bid/99955Third Party Advisory VDB Entry
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Securitytrackerhttp://www.securitytracker.com/id/1038981Third Party Advisory VDB Entry
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Third Party Advisory
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Third Party Advisory
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Third Party Advisory
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Third Party Advisory
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Third Party Advisory
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PatchKernel patch commithttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f44c9a41386729fea410e688959ddaa9d51be7c
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PatchKernel patch commithttp://openwall.com/lists/oss-security/2017/07/24/2
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PatchKernel patch commithttps://bugzilla.novell.com/show_bug.cgi?id=1049645
Frequently asked questions
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What is CVE-2017-7541?
CVE-2017-7541 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2017-7541 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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What is the CVSS score for CVE-2017-7541?
CVE-2017-7541 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. -
Is there a patch available for CVE-2017-7541?
No patch is currently available for CVE-2017-7541. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2017-7541 actively exploited?
No — CVE-2017-7541 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
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What is Buffer Overflow (CWE-119)?
The product performs operations on a memory buffer but reads or writes outside its intended boundaries. View CWE-119 on MITRE CWE →