CVE-2017-17864 | BDVDB-2026-94460 Detail
Description#
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- https://anonscm.debian.org/cgit/kernel/linux.git/tree/debian/patches/bugfix/all/bpf-verifier-fix-states_equal-comparison-of-pointer-and-unknown.patch?h=stretch-security
- https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security&id=ad775f6ff7eebb93eedc2f592bc974260e7757b0
- http://www.securitytracker.com/id/1040059
- http://www.securityfocus.com/bid/102320
- https://www.debian.org/security/2017/dsa-4073
- https://usn.ubuntu.com/usn/usn-3523-2/
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.