CVE-2017-5550

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

Off-by-one error in the pipe_advance function in lib/iov_iter.c in the Linux kernel before 4.9.5 allows local users to obtain sensitive information from uninitialized heap-memory locations in opportunistic circumstances by reading from a pipe after an incorrect buffer-release decision.

Metrics

CVSS 3.0 5.5/10CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-200

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fbIssue Tracking, Patch, Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5Release Notes, Vendor Advisory
http://www.openwall.com/lists/oss-security/2017/01/21/3Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/95716Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1416116Issue Tracking, Patch
https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fbIssue Tracking, Patch, Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fbIssue Tracking, Patch, Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5Release Notes, Vendor Advisory
http://www.openwall.com/lists/oss-security/2017/01/21/3Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/95716Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1416116Issue Tracking, Patch
https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fbIssue Tracking, Patch, Third Party Advisory

Timeline

Published: Feb 6, 2017
Last modified: Jun 17, 2026
NVD status: Modified

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