How severe is CVE-2014-0333?

CVE-2014-0333 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-0333 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-0333?

CVE-2014-0333 primarily affects Libpng. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-0333?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-0333 published?

CVE-2014-0333 was published on 2014-02-27 and last updated on 2026-06-17.

CVE-2014-0333

CVE-2014-0333 is a medium-severity vulnerability in Libpng with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-189.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Libpng
Published: 2014-02-27
Last modified: 2026-06-17

Description

The png_push_read_chunk function in pngpread.c in the progressive decoder in libpng 1.6.x through 1.6.9 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via an IDAT chunk with a length of zero.

Frequently asked questions

What is CVE-2014-0333?: The png_push_read_chunk function in pngpread.c in the progressive decoder in libpng 1.6.x through 1.6.9 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via an IDAT chunk with a length of zero.
How severe is CVE-2014-0333?: CVE-2014-0333 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-0333 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-0333?: CVE-2014-0333 primarily affects Libpng. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-0333?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-0333 published?: CVE-2014-0333 was published on 2014-02-27 and last updated on 2026-06-17.

References

Affected products (18)

cpe:2.3:a:libpng:libpng:1.6.0:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.0:beta:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.1:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.1:beta:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.2:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.2:beta:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.3:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.3:beta:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.4:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.4:beta:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.5:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.6:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.7:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.7:beta:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.8:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.8:beta:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.9:*:*:*:*:*:*:*
cpe:2.3:a:libpng:libpng:1.6.9:beta:*:*:*:*:*:*

More vulnerabilities in Libpng

CVE-2017-12652 — Critical (CVSS 9.8): libpng before 1.6.32 does not properly check the length of chunks against the user limit.
CVE-2010-1205 — Critical (CVSS 9.8): Buffer overflow in pngpread.c in libpng before 1.2.44 and 1.4.x before 1.4.3, as used in progressive applications,…
CVE-2018-14550 — High (CVSS 8.8): An issue has been found in third-party PNM decoding associated with libpng 1.6.35. It is a stack-based buffer overflow…
CVE-2015-8540 — High (CVSS 8.8): Integer underflow in the png_check_keyword function in pngwutil.c in libpng 0.90 through 0.99, 1.0.x before 1.0.66,…
CVE-2015-0973 — High (CVSS 8.8): Buffer overflow in the png_read_IDAT_data function in pngrutil.c in libpng before 1.5.21 and 1.6.x before 1.6.16 allows…
CVE-2014-9495 — High (CVSS 8.8): Heap-based buffer overflow in the png_combine_row function in libpng before 1.5.21 and 1.6.x before 1.6.16, when…

All CVEs affecting Libpng →

Other CWE-189 (Numeric Errors) vulnerabilities

CVE-2015-8396 — Critical (CVSS 10.0): Integer overflow in the ImageRegionReader::ReadIntoBuffer function in…
CVE-2015-7205 — Critical (CVSS 10.0): Integer underflow in the RTPReceiverVideo::ParseRtpPacket function in Mozilla Firefox before 43.0 and Firefox ESR 38.x…
CVE-2015-6575 — Critical (CVSS 10.0): SampleTable.cpp in libstagefright in Android before 5.1.1 LMY48I does not properly consider integer promotion, which…
CVE-2015-3864 — Critical (CVSS 10.0): Integer underflow in the MPEG4Extractor::parseChunk function in MPEG4Extractor.cpp in libstagefright in mediaserver in…
CVE-2015-3836 — Critical (CVSS 10.0): The Parse_wave function in arm-wt-22k/lib_src/eas_mdls.c in the Sonivox DLS-to-EAS converter in Android before 5.1.1…
CVE-2015-3834 — Critical (CVSS 10.0): Multiple integer overflows in the BnHDCP::onTransact function in media/libmedia/IHDCP.cpp in libstagefright in Android…

Browse all CWE-189 (Numeric Errors) vulnerabilities →