CVEvulnerability
CVE-2017-17864
3.3 LOW
Official page ↗
- Status
- Modified
- Published
- 2017-12-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 3.3 LOW — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-200
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."
Affected configurations
• linux linux kernel (<= 4.14.8)
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
References
- http://www.securityfocus.com/bid/102320 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040059 Third Party Advisory, VDB Entry
- https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security&id=ad775f6ff7eebb93eedc2f592bc974260e7757b0 Third Party Advisory
- 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 Third Party Advisory
- https://usn.ubuntu.com/usn/usn-3523-2/ usn.ubuntu.com
- https://www.debian.org/security/2017/dsa-4073 Third Party Advisory
- http://www.securityfocus.com/bid/102320 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040059 Third Party Advisory, VDB Entry
- https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security&id=ad775f6ff7eebb93eedc2f592bc974260e7757b0 Third Party Advisory
- 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 Third Party Advisory
- https://usn.ubuntu.com/usn/usn-3523-2/ usn.ubuntu.com
- https://www.debian.org/security/2017/dsa-4073 Third Party Advisory