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01 Record

CVE-2011-2690

Buffer overflow in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4, when used by an application that calls the png_rgb_to_gray function but not the

UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Buffer overflow in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4, when used by an application that calls the png_rgb_to_gray function but not the

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
3.29% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 88.4% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-16.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2011-07-17 20:00Z15 YR AGO
Last updated
2024-08-06 23:08Z2 YR AGO
Reserved
2011-07-11
Assigning CNA
redhat
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
Data version
5.1
Document digest
9447699ab480900a69ace714c82a772a1d5b1d5ba33755289bbc02fc568e0e41

05 Affected products

VendorProductVersionsPlatforms
canonicalubuntu_linuxNot specified—
debiandebian_linuxNot specified—
fedoraprojectfedoraNot specified—
libpnglibpngNot specified—
redhatenterprise_linuxNot specified—

06 References