{"id":82059,"date":"2026-07-16T04:46:30","date_gmt":"2026-07-16T01:16:30","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-48863-libsolv-stack-based-buffer-overflow-in-libsolv-eddsa-pgp-signature-verification-allows-denial-of-service\/"},"modified":"2026-07-16T04:46:30","modified_gmt":"2026-07-16T01:16:30","slug":"cve-2026-48863-libsolv-stack-based-buffer-overflow-in-libsolv-eddsa-pgp-signature-verification-allows-denial-of-service","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-48863-libsolv-stack-based-buffer-overflow-in-libsolv-eddsa-pgp-signature-verification-allows-denial-of-service\/","title":{"rendered":"CVE-2026-48863 &#8211; Libsolv: stack-based buffer overflow in libsolv eddsa pgp signature verification allows denial of service"},"content":{"rendered":"<p>CVE ID :CVE-2026-48863<\/p>\n<p>  Published : July 16, 2026, 1:16 a.m. | 18\u00a0minutes ago<\/p>\n<p>  Description :A flaw was found in libsolv. A stack-based buffer overflow vulnerability exists in the PGP verification component due to incorrect length handling when copying EdDSA &#8216;s&#8217; MPI into a stack buffer. A remote attacker could craft a malicious Ed25519 PGP signature with mismatched MPI lengths. Processing this crafted signature could lead to a denial of service in automated package or repository processing workflows.<\/p>\n<p>  Severity: 7.5 | HIGH<\/p>\n<p>  Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID :CVE-2026-48863 Published : July 16, 2026, 1:16 a.m. | 18\u00a0minutes ago Description :A flaw was found in libsolv. A stack-based buffer overflow vulnerability exists in the PGP verification component due to incorrect length handling when copying EdDSA &#8216;s&#8217; MPI into a stack buffer. A remote attacker could craft a malicious Ed25519 PGP signature &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-82059","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/82059","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=82059"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/82059\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=82059"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=82059"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=82059"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}