CVE-2015-8853
Summary
| CVE | CVE-2015-8853 |
|---|---|
| State | PUBLISHED |
| Assigner | debian |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2016-05-25 15:59:01 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| Description | The (1) S_reghop3, (2) S_reghop4, and (3) S_reghopmaybe3 functions in regexec.c in Perl before 5.24.0 allow context-dependent attackers to cause a denial of service (infinite loop) via crafted utf-8 data, as demonstrated by "a\x80." |
Risk And Classification
Primary CVSS: v3.0 7.5 HIGH from [email protected]
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Problem Types: CWE-20 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 7.5 | HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 2.0 | [email protected] | Primary | 5 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
NoneIntegrity
NoneAvailability
PartialAV:N/AC:L/Au:N/C:N/I:N/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Fedoraproject | Fedora | 22 | All | All | All |
| Application | Perl | Perl | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Document Display | HPE Support Center | af854a3a-2127-422b-91ae-364da2661108 | h20566.www2.hpe.com | |
| 1329106 – (CVE-2015-8853) CVE-2015-8853 perl: regexp matching hangs indefinitely on illegal UTF-8 input | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.redhat.com | |
| Perl CVE-2015-8853 Denial of Service Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| USN-3625-1: Perl vulnerabilities | Ubuntu security notices | af854a3a-2127-422b-91ae-364da2661108 | usn.ubuntu.com | |
| [SECURITY] Fedora 22 Update: perl-5.20.3-330.fc22 | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| Perl: Multiple vulnerabilities (GLSA 201701-75) — Gentoo security | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | |
| perl5.git.perl.org Git - perl.git/commitdiff | af854a3a-2127-422b-91ae-364da2661108 | perl5.git.perl.org | Vendor Advisory |
| USN-3625-2: Perl vulnerabilities | Ubuntu security notices | af854a3a-2127-422b-91ae-364da2661108 | usn.ubuntu.com | |
| oss-security - CVE Request: perl: denial-of-service / Regexp-matching "hangs" indefinitely on illegal input using binmode :utf8 using 100%CPU | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| Oracle Solaris Bulletin - July 2016 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| Bug #123562 for perl5: [CVE-2015-8853] Regexp-matching "hangs" indefinitely on illegal input using binmode :utf8 using 100%CPU | af854a3a-2127-422b-91ae-364da2661108 | rt.perl.org | |
| oss-security - Re: CVE Request: perl: denial-of-service / Regexp-matching "hangs" indefinitely on illegal input using binmode :utf8 using 100%CPU | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| Oracle Solaris Bulletin - April 2016 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 710392 Gentoo Linux Perl Multiple Vulnerabilities (GLSA 201701-75)