CVE-2015-6776
CVE-2015-6776 is a medium-severity vulnerability in Google Chrome with a CVSS 2.0 base score of 6.8. 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
- Severity: Medium (CVSS 2.0 base score 6.8)
- EPSS exploit prediction: 1% (70th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Google Chrome
- Published:
- Last modified:
Description
The opj_dwt_decode_1* functions in dwt.c in OpenJPEG, as used in PDFium in Google Chrome before 47.0.2526.73, allow remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted JPEG 2000 data that is mishandled during a discrete wavelet transform.
Frequently asked questions
- What is CVE-2015-6776?
- The opj_dwt_decode_1* functions in dwt.c in OpenJPEG, as used in PDFium in Google Chrome before 47.0.2526.73, allow remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted JPEG 2000 data that is mishandled during a discrete wavelet transform.
- How severe is CVE-2015-6776?
- CVE-2015-6776 has a CVSS 2.0 base score of 6.8, rated medium severity.
- Is CVE-2015-6776 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2015-6776?
- CVE-2015-6776 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2015-6776?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2015-6776 published?
- CVE-2015-6776 was published on 2015-12-06 and last updated on 2026-06-17.
References
- http://googlechromereleases.blogspot.com/2015/12/stable-channel-update.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00017.html
- http://www.debian.org/security/2015/dsa-3415
- http://www.securityfocus.com/bid/78416
- http://www.securitytracker.com/id/1034298
- https://code.google.com/p/chromium/issues/detail?id=457480
- https://codereview.chromium.org/1416783002
- https://codereview.chromium.org/1416783002/diff/20001/third_party/libopenjpeg20/0003-dwt-decode.patch
- https://codereview.chromium.org/1416783002/diff/20001/third_party/libopenjpeg20/README.pdfium
- https://security.gentoo.org/glsa/201603-09
Affected products (1)
- cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
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