CVE-2016-1840

CWE-119 — Buffer OverflowCWE-122 — Heap-based Buffer Overflow14 documents9 sources
Severity
7.8HIGH
EPSS
2.1%
top 15.78%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
14
Apple Iphone OSApple MAC OS XApple Tvos+11 more
Timeline
PublishedMay 20
Latest updateMay 14

Description

Heap-based buffer overflow in the xmlFAParsePosCharGroup function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted XML document.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages10 packages

▶NVDapple/tvos< 9.2.1
▶NVDapple/watchos< 2.2.1
▶NVDapple/mac_os_x< 10.11.5
▶NVDapple/iphone_os< 9.3.2
▶NVDxmlsoft/libxml2< 2.9.4

Also affects: Debian Linux 8.0, Ubuntu Linux 12.04, 14.04, 15.10, 16.04, Enterprise Linux 7.2, 7.3, 7.4, 7.6, 7.5

Patches

Patch: git.gnome.org ↗Patch: kc.mcafee.com ↗Patch: git.gnome.org ↗

🔴Vulnerability Details

3
GHSA
GHSA-7v3g-4pq5-c565: Heap-based buffer overflow in the xmlFAParsePosCharGroup function in libxml2 before 2↗2022-05-14
▶
OSV
CVE-2016-1840: Heap-based buffer overflow in the xmlFAParsePosCharGroup function in libxml2 before 2↗2016-05-20
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CVEList
CVE-2016-1840: Heap-based buffer overflow in the xmlFAParsePosCharGroup function in libxml2 before 2↗2016-05-20
▶

📋Vendor Advisories

7
Ubuntu
libxml2 vulnerabilities↗2016-06-06
▶
Red Hat
libxml2: Heap-buffer-overflow in xmlFAParserPosCharGroup↗2016-05-23
▶
Debian
CVE-2016-1840: libxml2 - Heap-based buffer overflow in the xmlFAParsePosCharGroup function in libxml2 bef...↗2016
▶
Apple
CVE-2016-1840: watchOS 2.2.1↗
▶
Apple
CVE-2016-1840: tvOS 9.2.1↗
▶

💬Community

3
Bugzilla
CVE-2016-1762 CVE-2016-1833 CVE-2016-1834 CVE-2016-1835 CVE-2016-1836 CVE-2016-1837 CVE-2016-1838 CVE-2016-1839 CVE-2016-1840 CVE-2016-4447 CVE-2016-4448 CVE-2016-4449 libxml2: various flaws [fedora-a↗2016-06-24
▶
Bugzilla
CVE-2016-1762 CVE-2016-1833 CVE-2016-1834 CVE-2016-1835 CVE-2016-1836 CVE-2016-1837 CVE-2016-1838 CVE-2016-1839 CVE-2016-1840 CVE-2016-4447 CVE-2016-4448 CVE-2016-4449 mingw-libxml2: various flaws [fe↗2016-06-24
▶
Bugzilla
CVE-2016-1840 libxml2: Heap-buffer-overflow in xmlFAParserPosCharGroup↗2016-05-23
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CVE-2016-1840 (HIGH CVSS 7.8) | Heap-based buffer overflow in the x | cvebase.io