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GoogleOSV:GHSA-PV36-H7JH-QM62HistoryOct 27, 2020 - 7:47 p.m.
Heap buffer overflow in CefSharp
2020-10-2719:47:38
Google
osv.dev
43
0.026 Low
EPSS
Percentile
90.3%
Impact
A memory corruption bug(Heap overflow) in the FreeType font rendering library.
> This can be exploited by attackers to execute arbitrary code by using specially crafted fonts with embedded PNG images .
As per https://www.secpod.com/blog/chrome-zero-day-under-active-exploitation-patch-now/
Google is aware of reports that an exploit for CVE-2020-15999 exists in the wild.
Patches
Upgrade to 85.3.130 or higher
References
- https://www.secpod.com/blog/chrome-zero-day-under-active-exploitation-patch-now/
- https://www.zdnet.com/article/google-releases-chrome-security-update-to-patch-actively-exploited-zero-day/
- https://vulners.com/cve/CVE-2020-15999
- https://magpcss.org/ceforum/viewtopic.php?f=10&t=17942
To review the CEF/Chromium patch see https://bitbucket.org/chromiumembedded/cef/commits/cd6cbe008b127990036945fb75e7c2c1594ab10d
References
lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
seclists.org/fulldisclosure/2020/Nov/33
chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop_20.html
crbug.com/1139963
github.com/cefsharp/CefSharp
github.com/cefsharp/CefSharp/security/advisories/GHSA-pv36-h7jh-qm62
googleprojectzero.blogspot.com/p/rca-cve-2020-15999.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J3QVIGAAJ4D62YEJAJJWMCCBCOQ6TVL7
lists.fedoraproject.org/archives/list/[email protected]/message/J3QVIGAAJ4D62YEJAJJWMCCBCOQ6TVL7
nvd.nist.gov/vuln/detail/CVE-2020-15999
security.gentoo.org/glsa/202011-12
security.gentoo.org/glsa/202012-04
security.gentoo.org/glsa/202401-19
www.debian.org/security/2021/dsa-4824
www.nuget.org/packages/CefSharp.Common
www.nuget.org/packages/CefSharp.WinForms
www.nuget.org/packages/CefSharp.Wpf
www.nuget.org/packages/CefSharp.Wpf.HwndHost
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