Medium severity5.5NVD Advisory· Published Oct 4, 2017· Updated Jun 17, 2026

CVE-2017-14991

Description

The sg_ioctl function in drivers/scsi/sg.c in the Linux kernel before 4.13.4 allows local users to obtain sensitive information from uninitialized kernel heap-memory locations via an SG_GET_REQUEST_TABLE ioctl call for /dev/sg0.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Linux/Kernel2 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=4.13.3
- (no CPE)range: <4.13.4

Patches

Vulnerability mechanics

References

git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdIssue TrackingPatchThird Party Advisory
github.com/torvalds/linux/commit/3e0097499839e0fe3af380410eababe5a47c4cf9nvdIssue TrackingPatchThird Party Advisory
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.4nvdRelease NotesVendor Advisory
www.securityfocus.com/bid/101187nvdThird Party AdvisoryVDB Entry
usn.ubuntu.com/3754-1/nvd

News mentions

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cvss	0.358
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000