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{"affected_release": [{"advisory": "RHSA-2023:2216", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "gdk-pixbuf2-0:2.42.6-3.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-05-09T00:00:00Z"}], "bugzilla": {"description": "gdk-pixbuf: heap-based buffer overflow when compositing or clearing frames in GIF files", "id": "2114940", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2114940"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-787", "details": ["GNOME GdkPixbuf (aka GDK-PixBuf) before 2.42.8 allows a heap-based buffer overflow when compositing or clearing frames in GIF files, as demonstrated by io-gif-animation.c composite_frame. This overflow is controllable and could be abused for code execution, especially on 32-bit systems.", "A heap-based buffer overflow vulnerability was found in GNOME GdkPixbuf (aka GDK-PixBuf) when compositing or clearing frames in GIF files. The vulnerability exists due to a boundary error when processing GIF images. This flaw allows an attacker to create a specially crafted GIF image, trick the victim into opening it, triggering an out-of-bounds write, which allows executing arbitrary code on the target system or causing a potential crash."], "name": "CVE-2021-46829", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "gdk-pixbuf2", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "gdk-pixbuf2", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "gdk-pixbuf2", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2022-07-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-46829\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-46829\nhttps://github.com/pedrib/PoC/blob/master/fuzzing/CVE-2021-46829/CVE-2021-46829.md\nhttps://www.openwall.com/lists/oss-security/2022/07/23/1"], "statement": "Red Hat Enterprise Linux - 6, 7, and 8 are not affected because there is no presence of vulnerable function/code in our code-base.", "threat_severity": "Moderate", "upstream_fix": "gdk-pixbuf 2.42.8"}