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CVE-2016-1526

UnknownEPSS 2.25%

Last modified

CVE-2016-1526 is a vulnerability of currently unknown severity. The TtfUtil:LocaLookup function in TtfUtil.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1, incorrectly validates a size value, which allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font.. EPSS estimates a 2.25% chance of exploitation in the next 30 days.

Description

The TtfUtil:LocaLookup function in TtfUtil.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1, incorrectly validates a size value, which allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font.

Metrics

EPSS Probability
2.25%

80.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DebianDebian Linux7.0
DebianDebian Linux8.0
MozillaFirefox38.0
MozillaFirefox38.0.1
MozillaFirefox38.0.5
MozillaFirefox38.1.0
MozillaFirefox38.1.1
MozillaFirefox38.2.0
MozillaFirefox38.2.1
MozillaFirefox38.3.0
MozillaFirefox38.4.0
MozillaFirefox38.5.0
MozillaFirefox38.5.1
MozillaFirefox38.5.2
MozillaFirefox38.6.0
MozillaThunderbird<= 38.5.1
SilGraphite21.2.4
FedoraprojectFedora22
FedoraprojectFedora23

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-1526?
The TtfUtil:LocaLookup function in TtfUtil.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1, incorrectly validates a size value, which allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font.
How severe is CVE-2016-1526?
Severity scoring for CVE-2016-1526 is pending analysis. The EPSS model estimates a 2.25% probability of exploitation in the next 30 days.
How do I fix CVE-2016-1526?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-1526?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST