USN-3590-1

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USN-3590-1

Summary: irssi vulnerabilities

Details: It was discovered that Irssi incorrectly handled certain empty nick names. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-7050) It was discovered that Irssi incorrectly handled certain nick names. An attacker could possibly use this to access sensitive information. (CVE-2018-7051) It was discovered that Irssi incorrectly handled an increase in the number of windows. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-7052) It was discovered that Irssi incorrectly handled certain messages. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 16.04 LTS and Ubuntu 17.10. (CVE-2018-7053) It was discovered that Irssi incorrectly handled certain disconnections. An attacker could possibly use this to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 17.10. (CVE-2018-7054)

References: https://ubuntu.com/security/notices/USN-3590-1, https://ubuntu.com/security/CVE-2018-7050, https://ubuntu.com/security/CVE-2018-7051, https://ubuntu.com/security/CVE-2018-7052, https://ubuntu.com/security/CVE-2018-7053, https://ubuntu.com/security/CVE-2018-7054