USN-5681-1

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USN-5681-1

Summary: gThumb vulnerabilities

Details: It was discovered that gThumb did not properly managed memory under certain circumstances. An attacker could possibly use this issue to cause gThumb to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2018-18718) It was discovered that gThumb did not properly managed memory when processing certain image files. If a user were tricked into opening a specially crafted JPEG file, an attacker could possibly use this issue to cause gThumb to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2019-20326) It was discovered that gThumb did not properly handled certain malformed image files. If a user were tricked into opening a specially crafted JPEG file, an attacker could possibly use this issue to cause gThumb to crash, resulting in a denial of service. (CVE-2020-36427)

References: https://ubuntu.com/security/notices/USN-5681-1, https://ubuntu.com/security/CVE-2018-18718, https://ubuntu.com/security/CVE-2019-20326, https://ubuntu.com/security/CVE-2020-36427