CVE-2015-5312: apple iphone_os Resource Management Errors
Vulnerability summary
CVE-2015-5312 is a high (CVSS 7.1) Resource Management Errors vulnerability in apple iphone_os. EPSS estimates a 4.50% chance of exploitation in the next 30 days, higher than 91.5% of scored vulnerabilities.
Not severe (CVSS 7.1, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 15 · Related 10Timeline
- 15-12-2015PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.3 does not properly prevent entity expansion, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data, a different vulnerability than CVE-2014-3660.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
4.50%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
No change 0.00 pp
From 4.50% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Redhat4 products
Debian2 products
- libxml2< 2.9.3+dfsg1-1
- debian_linuxEOL7.0 | 8.0
Hp2 products
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04 | 15.04 | 15.10
RubyGems1 product
- nokogiri≥ 1.6.0, < 1.6.7.1
Ubuntu1 product
- libxml2< 2.9.1+dfsg1-3ubuntu4.6
Xmlsoft1 product
- libxml2≤ 2.9.2
8 vendors · 16 products
References
32 links- lists.apple.com/archives/security-announce/2016/Mar/msg00004.htmlVendor AdvisoryX Refsource APPLEMailing List
- git.gnome.org/browse/libxml2/commit/?id=69030714cde66d525a8884bda01b9e8f0abf8e1eX Refsource CONFIRMWEB
- lists.apple.com/archives/security-announce/2016/Mar/msg00000.htmlVendor AdvisoryX Refsource APPLEWEB
Show all 32 references
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172X Refsource CONFIRMThird Party AdvisoryWEB
- lists.apple.com/archives/security-announce/2016/Mar/msg00002.htmlVendor AdvisoryX Refsource APPLEThird Party Advisory
