CVE-2017-6346
HIGH
7
CVSS Score
Published: March 1, 2017 at 08:00 PM UTC
Updated: June 17, 2026 at 01:22 AM UTC
1 product affected across 1 vendorLinux Kernel
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Severity
HIGH7
Exploit prediction
EPSS 0.3%
Description
Race condition in net/packet/af_packet.c in the Linux kernel before 4.9.13 allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a multithreaded application that makes PACKET_FANOUT setsockopt system calls.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
3.1 ≤ v < 3.2.873.11 ≤ v < 3.12.713.13 ≤ v < 3.16.423.17 ≤ v < 4.1.493.3 ≤ v < 3.10.1064.2 ≤ v < 4.4.524.5 ≤ v < 4.9.13
Affected range stops below 3.10.106, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.12.71, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.16.42, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.2.87, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.1.49, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.4.52, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.9.13, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d199fab63c11998a602205f7ee7ff7c05c97164b
- http://www.debian.org/security/2017/dsa-3804
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13
- http://www.openwall.com/lists/oss-security/2017/02/28/6
- https://github.com/torvalds/linux/commit/d199fab63c11998a602205f7ee7ff7c05c97164b
References (7)
x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d199fab63c11998a602205f7ee7ff7c05c97164bVendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
http://www.debian.org/security/2017/dsa-3804x_refsource_CONFIRMPatchRelease NotesVendor Advisory
Source: [email protected]
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13Mailing Listx_refsource_MLISTPatchThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2017/02/28/6VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/96508x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
https://github.com/torvalds/linux/commit/d199fab63c11998a602205f7ee7ff7c05c97164bx_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://source.android.com/security/bulletin/2017-09-01CVSS
- Attack Vector
- LOCAL
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-362CWE-416
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