CVEvulnerability
CVE-2017-9227
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2017-05-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-125
Description
An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A stack out-of-bounds read occurs in mbc_enc_len() during regular expression searching. Invalid handling of reg->dmin in forward_search_range() could result in an invalid pointer dereference, as an out-of-bounds read from a stack buffer.
Affected configurations
• oniguruma project oniguruma 6.2.0
• php php (>= 5.6.0 < 5.6.31)
• php php (>= 7.0.0 < 7.0.21)
• php php (>= 7.1.0 < 7.1.7)
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- http://www.securityfocus.com/bid/100538 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:1296 Third Party Advisory
- https://github.com/kkos/oniguruma/commit/9690d3ab1f9bcd2db8cbe1fe3ee4a5da606b8814 Patch, Third Party Advisory
- https://github.com/kkos/oniguruma/issues/58 Exploit, Issue Tracking, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/100538 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:1296 Third Party Advisory
- https://github.com/kkos/oniguruma/commit/9690d3ab1f9bcd2db8cbe1fe3ee4a5da606b8814 Patch, Third Party Advisory
- https://github.com/kkos/oniguruma/issues/58 Exploit, Issue Tracking, Patch, Third Party Advisory