[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-UBUNTU-CVE-2018-6551":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-05T02:55:30.529Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":11,"aliases":12,"duplicate_of":9,"upstream":13,"downstream":16,"duplicates":17,"related":18,"reserved_at":9,"published_at":19,"modified_at":20,"state":9,"summary":21,"references_raw":23,"kevs":42,"epss":9,"epss_history":43,"metrics":44,"affected":50},"UBUNTU-CVE-2018-6551","The malloc implementation in the GNU C Library (aka glibc or libc6), from version 2.24 to 2.26 on powerpc, and only in version 2.26 on i386, did not properly handle malloc calls with arguments close to SIZE_MAX and could return a pointer to a heap region that is smaller than requested, eventually leading to heap corruption.",null,[],[],[],[14],{"_key":15},"CVE-2018-6551",[],[],[],"2018-02-02T14:29:00Z","2025-07-16T07:38:57.506027Z",{"cisa_kev":22,"cisa_ransomware":22,"cisa_vendor":9,"epss_severity":9,"epss_score":9,"severity":9,"severity_score":9,"severity_version":9,"severity_source":9,"severity_vector":9,"severity_status":9},false,[24,30,34,38],{"url":25,"sources":26,"tags":28},"https://ubuntu.com/security/CVE-2018-6551",[27],"osv_ubuntu",[29],"REPORT",{"url":31,"sources":32,"tags":33},"https://sourceware.org/bugzilla/show_bug.cgi?id=22774",[27],[29],{"url":35,"sources":36,"tags":37},"https://sourceware.org/git/?p=glibc.git;a=commit;h=8e448310d74b283c5cd02b9ed7fb997b47bf9b22",[27],[29],{"url":39,"sources":40,"tags":41},"https://www.cve.org/CVERecord?id=CVE-2018-6551",[27],[29],[],[],[45],{"source":27,"cvss_v2_0":9,"cvss_v3_0":46,"cvss_v3_1":9,"cvss_v4_0":9},{"baseScore":47,"baseSeverity":9,"vectorString":48,"impactScore":47,"exploitabilityScore":49},9.8,"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",10,[51],{"ecosystem":52,"name":53,"vendor":54,"product":53,"cpe_part":9,"purl_type":55,"purl_namespace":54,"purl_name":53,"source":9,"versions":56},"Ubuntu","glibc","ubuntu","deb",[57],{"version":58,"is_range":59,"range_type":60,"version_start":9,"version_start_type":9,"version_end":61,"version_end_type":62,"fixed_in":9},"lt2_27_3ubuntu1",true,"ecosystem","2.27-3ubuntu1","excluding"]