Buffer overflow in Apple Iphone OS
CVE-2015-8242
The xmlSAX2TextNode function in SAX2.c in the push interface in the HTML parser in libxml2 before 2.9.3 allows context-dependent attackers to cause a denial of service (stack-based buffer over-read and application crash) or obtain sensitive information via crafted XML data.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.8 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.043 (90.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.043 · newest: 0.043 · change: 0.000
Affected products
- Apple Iphone OS
- Apple Mac OS X
- Apple tvOS
- Apple watchOS
- HP Icewall Federation Agent — versions 3.0
- HP Icewall File Manager — versions 3.0
- Xmlsoft Libxml2
- Canonical Ubuntu Linux — versions 12.04, 14.04, 15.04
- Red Hat Enterprise Linux Desktop — versions 6.0
- Red Hat Enterprise Linux Hpc Node — versions 6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- rhn.redhat.com/errata/RHSA-2015-2550.html (vendor-advisory, Third Party Advisory)
- lists.apple.com/archives/security-announce/2016/Mar/msg00004.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-updates/2016-01/msg00031.html (vendor-advisory)
- www.openwall.com/lists/oss-security/2015/11/17/5 (mailing-list)
- support.apple.com/HT206167 (Vendor Advisory)
- support.apple.com/HT206168 (Vendor Advisory)
- git.gnome.org/browse/libxml2/commit/
- lists.apple.com/archives/security-announce/2016/Mar/msg00000.html (vendor-advisory, Mailing List, Third Party Advisory)
- xmlsoft.org/news.html (Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
Frequently asked questions
- What is CVE-2015-8242?
- CVE-2015-8242 is a vulnerability in Apple Iphone OS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-12-15.
- Is CVE-2015-8242 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.