CVE-2015-6763

Google Chrome - open-vcdiff Out-of-Bounds Read in Browser Process Integer Overflow

Severity Score

7.5

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Multiple unspecified vulnerabilities in Google Chrome before 46.0.2490.71 allow attackers to cause a denial of service or possibly have other impact via unknown vectors.

Múltiples vulnerabilidades no especificadas en Google Chrome en versiones anteriores a 46.0.2490.71 permite a atacantes provocar una denegación de servicio o posiblemente tener otro impacto a través de vectores desconocidos.

There is an integer overflow issue in sanity checking section lengths when parsing the vcdiff format (used in SDCH content encoding). This results in the parser parsing outside of sane memory bounds when parsing the contents of a vcdiff windowThere's an integer overflow issue in sanity checking section lengths when parsing the vcdiff format (used in SDCH content encoding). This results in the parser parsing outside of sane memory bounds when parsing the contents of a vcdiff window.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-08-31 CVE Reserved
2015-10-15 CVE Published
2023-11-08 EPSS Updated
2024-08-06 CVE Updated
2024-08-06 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (24)

URL	Tag	Source
http://googlechromereleases.blogspot.com/2015/10/stable-channel-update.html	X_refsource_confirm
http://packetstormsecurity.com/files/134482/Google-Chrome-Integer-Overflow.html	X_refsource_misc
http://www.securityfocus.com/bid/77071	Vdb Entry
http://www.securitytracker.com/id/1033816	Vdb Entry
https://code.google.com/p/chromium/issues/detail?id=512053	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=516690	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=522128	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=522131	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=525763	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=527423	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=528798	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=528799	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=529310	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=529520	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=529530	X_refsource_confirm
https://code.google.com/p/chromium/issues/detail?id=542517	X_refsource_confirm

URL	Date	SRC
https://www.exploit-db.com/exploits/38763	2024-08-06

URL	Date	SRC

URL	Date	SRC
http://rhn.redhat.com/errata/RHSA-2015-1912.html	2023-11-07
http://www.debian.org/security/2015/dsa-3376	2023-11-07
http://www.ubuntu.com/usn/USN-2770-1	2023-11-07
http://www.ubuntu.com/usn/USN-2770-2	2023-11-07
https://security.gentoo.org/glsa/201603-09	2023-11-07
https://access.redhat.com/security/cve/CVE-2015-6763	2015-10-15
https://bugzilla.redhat.com/show_bug.cgi?id=1271559	2015-10-15

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Google Search vendor "Google"		Chrome Search vendor "Google" for product "Chrome"				<= 45.0.2454.101 Search vendor "Google" for product "Chrome" and version " <= 45.0.2454.101"		-		Affected