USN-5497-1

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USN-5497-1

Summary: libjpeg6b vulnerabilities

Details: It was discovered that Libjpeg6b was not properly performing bounds checks when compressing PPM and Targa image files. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-11212) Chijin Zhou discovered that Libjpeg6b was incorrectly handling the EOF character in input data when generating JPEG files. An attacker could possibly use this issue to force the execution of a large loop, force excessive memory consumption, and cause a denial of service. (CVE-2018-11813) Sheng Shu and Dongdong She discovered that Libjpeg6b was not properly limiting the amount of memory being used when it was performing decompression or multi-pass compression operations. An attacker could possibly use this issue to force excessive memory consumption and cause a denial of service. (CVE-2020-14152)

References: https://ubuntu.com/security/notices/USN-5497-1, https://ubuntu.com/security/CVE-2018-11212, https://ubuntu.com/security/CVE-2018-11213, https://ubuntu.com/security/CVE-2018-11214, https://ubuntu.com/security/CVE-2018-11813, https://ubuntu.com/security/CVE-2020-14152