CVE-2016-1645

CVE-2016-1645 is a high-severity vulnerability in Google Chrome with a CVSS 3.x base score of 8.8. 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-119.

Key facts

Description

Multiple integer signedness errors in the opj_j2k_update_image_data function in j2k.c in OpenJPEG, as used in PDFium in Google Chrome before 49.0.2623.87, allow remote attackers to cause a denial of service (incorrect cast and out-of-bounds write) or possibly have unspecified other impact via crafted JPEG 2000 data.

Frequently asked questions

What is CVE-2016-1645?
Multiple integer signedness errors in the opj_j2k_update_image_data function in j2k.c in OpenJPEG, as used in PDFium in Google Chrome before 49.0.2623.87, allow remote attackers to cause a denial of service (incorrect cast and out-of-bounds write) or possibly have unspecified other impact via crafted JPEG 2000 data.
How severe is CVE-2016-1645?
CVE-2016-1645 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-1645 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1645?
CVE-2016-1645 primarily affects Google Chrome. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-1645?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-1645 published?
CVE-2016-1645 was published on 2016-03-13 and last updated on 2026-06-17.

References

Affected products (6)

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