kernel: buffer overflow in tpacket_rcv() in net/packet/af_packet.c
Published Sep 15, 2017
7.8
HIGHCVSS 3.1
EPSS 0.56%
Description
The tpacket_rcv function in net/packet/af_packet.c in the Linux kernel before 4.13 mishandles vnet headers, which might allow local users to cause a denial of service (buffer overflow, and disk and memory corruption) or possibly have unspecified other impact via crafted system calls.
Affected products
No data.
Configuration 1
- ≥ 4.6 · < 4.9.51
- ≥ 4.10 · < 4.12.14
Configuration 2
- 8.0
- 9.0
No data.
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Not affected
Red Hat Enterprise Linux 7
kernel-alt
Affected
Red Hat Enterprise Linux 7
kernel-rt
Not affected
Red Hat Enterprise MRG 2
realtime-kernel
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel-alt | Affected | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue does not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5, 6, 7 and MRG-2 as the code with the flaw is not present in this product.
References (14)
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=edbd58be15a957f6a760c4a514cd475217eb97fd x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- http://seclists.org/oss-sec/2017/q3/476 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.debian.org/security/2017/dsa-3981 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.securityfocus.com/bid/100871 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039371 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040106 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2017-14497 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1492593 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/edbd58be15a957f6a760c4a514cd475217eb97fd x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://marc.info/?l=linux-kernel&m=150394500728906&w=2 x_refsource_CONFIRMMailing ListPatchThird Party Advisory
- https://marc.info/?t=150394517700001&r=1&w=2 x_refsource_CONFIRMMailing ListPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-14497
- https://source.android.com/security/bulletin/2018-01-01 x_refsource_CONFIRMThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-14497
Change history (0)
No recorded changes yet.