CVE-2017-7541
The 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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.55%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The 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
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.55% probability · 44th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f44c9a41386729fea410e688959ddaa9d51be7cIssue Tracking, Patch, Third Party Advisory
- http://openwall.com/lists/oss-security/2017/07/24/2Mailing List, Patch, Third Party Advisory
- http://www.debian.org/security/2017/dsa-3927Third Party Advisory
- http://www.debian.org/security/2017/dsa-3945Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.3Release Notes, Vendor Advisory
- http://www.securityfocus.com/bid/99955Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038981Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2863Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2918Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2930Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2931Third Party Advisory
- https://bugzilla.novell.com/show_bug.cgi?id=1049645Issue Tracking, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1473198Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/8f44c9a41386729fea410e688959ddaa9d51be7cIssue Tracking, Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-11-01Third Party Advisory
- https://www.spinics.net/lists/stable/msg180994.htmlPatch, Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f44c9a41386729fea410e688959ddaa9d51be7cIssue Tracking, Patch, Third Party Advisory
- http://openwall.com/lists/oss-security/2017/07/24/2Mailing List, Patch, Third Party Advisory
- http://www.debian.org/security/2017/dsa-3927Third Party Advisory
- http://www.debian.org/security/2017/dsa-3945Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.3Release Notes, Vendor Advisory
- http://www.securityfocus.com/bid/99955Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038981Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2863Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2918Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2930Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2931Third Party Advisory
- https://bugzilla.novell.com/show_bug.cgi?id=1049645Issue Tracking, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1473198Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/8f44c9a41386729fea410e688959ddaa9d51be7cIssue Tracking, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.