{"id":"CVE-2026-115456","aliases":[],"cve":{"records":[{"id":"CVE-2026-115456","source":"redhat","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-22T15:06:48.490Z","published":"2026-10-30T08:21:50.361Z","modified":"2026-10-30T15:47:46.856Z"}],"publishers":[{"name":"redhat","role":"CNA","organizationId":"53f830b8-0a3f-465b-8143-3b8a9948e749","modified":"2026-10-30T08:21:50.361Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-30T15:47:46.856Z"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-115456","tags":["vdb-entry","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2563044","tags":["issue-tracking","x_refsource_REDHAT"],"source":"redhat"}],"weaknesses":[{"id":"CWE-125","description":"Out-of-bounds Read","source":"redhat"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-30T15:28:14.595258Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Gcc: out-of-bounds read in std::from_chars","titleSource":"redhat","descriptionSource":"redhat","description":"A flaw was found in gcc. An attacker could cause a Denial of Service (DoS) by passing a string that is not null-terminated to the std::from_chars() function in the libstdc++ library. This issue triggers an out-of-bounds read beyond the allocated buffer, potentially leading to invalid data parsing or an application crash.","score":3.7,"severity":"low","published":"2026-10-30T08:21:50.361Z","modified":"2026-10-30T15:47:46.856Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 10","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:10"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 10","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:10"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 10","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:10"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 10","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:10"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 6","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:6"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 6","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:6"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 6","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:6"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 6","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:6"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 6","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:6"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 7","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 7","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 7","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 7","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 8","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:8"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 8","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:8"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 8","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:8"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 8","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/o:redhat:enterprise_linux:8"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 9","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:9"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 9","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:9"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 9","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:9"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 9","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:9"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 9","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:9"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Hardened Images","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:hummingbird:1"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat Hardened Images","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:hummingbird:1"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat OpenShift Container Platform 4","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/a:redhat:openshift:4"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat OpenShift Container Platform 4","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/a:redhat:openshift:4"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"},{"vendor":"Red Hat","name":"Red Hat OpenShift Container Platform 5","platforms":[],"versions":[],"defaultStatus":"unaffected","cpes":["cpe:/a:redhat:openshift:5"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"}],"remediation":[{"text":"Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.","source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"}],"references":["https://access.redhat.com/security/cve/CVE-2026-115456","https://bugzilla.redhat.com/show_bug.cgi?id=2563044"],"sources":[{"name":"CVE","id":"CVE-2026-115456","modified":"2026-10-30T15:47:46.856Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"}],"assessments":[{"source":"redhat","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","score":3.7}],"sourceAffected":[],"observedAt":"2026-10-30T17:16:41.871Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T11:10:32.450Z"},"coverage":[{"source":"NVD","status":"no-result","checkedAt":"2026-10-30T08:30:33.810Z","attemptedAt":"2026-10-30T08:30:33.810Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-10-30T08:30:33.928Z","attemptedAt":"2026-10-30T08:30:33.928Z"},{"source":"EUVD","status":"refresh-failed","attemptedAt":"2026-10-30T08:30:33.444Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-10-30T08:30:33.235Z","attemptedAt":"2026-10-30T08:30:33.235Z"}],"evidence":[],"aiSummary":{"text":"A flaw in gcc's libstdc++ library causes an out-of-bounds read when a non-null-terminated string is passed to std::from_chars(), potentially leading to a Denial of Service. Red Hat Enterprise Linux 10 and 9 are affected. An attacker must be able to pass a string to the function.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T08:31:12.550Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-115456"}]}}