{"cve":"CVE-2015-6242","nvd":{"published":"2015-08-24T23:59:01.960","modified":"2026-06-17T00:30:32.213","status":"Modified","description":"The wmem_block_split_free_chunk function in epan/wmem/wmem_allocator_block.c in the wmem block allocator in the memory manager in Wireshark 1.12.x before 1.12.7 does not properly consider a certain case of multiple realloc operations that restore a memory chunk to its original size, which allows remote attackers to cause a denial of service (incorrect free operation and application crash) via a crafted packet.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168837.html","http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165509.html","http://lists.opensuse.org/opensuse-updates/2015-10/msg00053.html","http://www.debian.org/security/2015/dsa-3367","http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html"],"products":["oracle:solaris","wireshark:wireshark"],"source":"nvd","synced_at":"2026-10-19T20:37:45.466985407+00:00"},"epss":{"cve":"CVE-2015-6242","score":0.02814,"percentile":0.86539,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}