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{"acknowledgement": "Red Hat would like to thank oCERT for reporting this issue.", "affected_release": [{"advisory": "RHSA-2014:1826", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "libvncserver-0:0.9.7-7.el6_6.1", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2014-11-11T00:00:00Z"}, {"advisory": "RHSA-2014:1826", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "libvncserver-0:0.9.9-9.el7_0.1", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2014-11-11T00:00:00Z"}], "bugzilla": {"description": "libvncserver: NULL pointer dereference flaw in framebuffer setup", "id": "1144288", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1144288"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-476", "details": ["The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service (application crash) or possibly execute arbitrary code by specifying a large screen size in a (1) FramebufferUpdate, (2) ResizeFrameBuffer, or (3) PalmVNCReSizeFrameBuffer message.", "A NULL pointer dereference flaw was found in LibVNCServer's framebuffer setup. A malicious VNC server could use this flaw to cause a VNC client to crash."], "name": "CVE-2014-6052", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kdenetwork", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kdenetwork", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kdenetwork", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2014-09-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-6052\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-6052"], "threat_severity": "Moderate"}