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CVE-2011-3026

64
FAUCET Score

CVE-2011-3026 describes an integer overflow vulnerability in the libpng library, specifically affecting Google Chrome versions prior to 17.0.963.56, as well as products from Apple, OpenSUSE, and SUSE. This flaw, triggered by unknown vectors leading to integer truncation, carries a CVSS score of 6.8, indicating a medium severity with potential for denial of service and possibly other unspecified impacts, requiring medium attack complexity. Despite its FAUCET Risk Score of 96/100 and higher-than-average EPSS, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 17.0.963.56CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
< 6.0CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
>= 10.7.0, < 10.7.5CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
10.6.8CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:10.6.8:*:*:*:*:*:*:*
>= 10.7.0, < 10.7.5CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
73.35%
Probability of exploitation in next 30 days
EPSS Percentile
99.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.7335 is in the 100th percentile among its peer group of 19,954 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (11)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: seamonkey-0:1.0.9-79.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox-0:3.6.26-3.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: libpng-2:1.2.7-9.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: libpng10-0:1.0.16-10.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xulrunner-0:1.9.2.26-2.el5_7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: libpng-2:1.2.10-15.el5_7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: thunderbird-0:3.1.18-2.el6_2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: xulrunner-0:1.9.2.26-2.el6_2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libpng-2:1.2.46-2.el6_2
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: thunderbird
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird

Vendor Advisories (1)

redhatCVE-2011-3026Important

libpng: Heap buffer overflow in png_decompress_chunk (MFSA 2012-11)

Feb 16, 2012

References

code.google.com / p/chromium/issues/detail
ExploitVendor Advisory
googlechromereleases.blogspot.com / 2012/02/chrome-stable-update.html
Release NotesVendor Advisory
lists.apple.com / archives/security-announce/2012/Sep/msg00003.html
Mailing ListThird Party Advisory
lists.apple.com / archives/security-announce/2012/Sep/msg00004.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2012-02/msg00020.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2012-02/msg00023.html
Mailing ListThird Party Advisory
secunia.com / advisories/48016
Not Applicable
secunia.com / advisories/48110
Not Applicable
secunia.com / advisories/49660
Not Applicable
security.gentoo.org / glsa/glsa-201206-15.xml
Third Party Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15032
Third Party Advisory
support.apple.com / kb/HT5501
Third Party Advisory
support.apple.com / kb/HT5503
Third Party Advisory