{"cve":"CVE-2018-10887","nvd":{"published":"2018-07-10T14:29:00.260","modified":"2026-06-17T01:34:50.723","status":"Modified","description":"A flaw was found in libgit2 before version 0.27.3. It has been discovered that an unexpected sign extension in git_delta_apply function in delta.c file may lead to an integer overflow which in turn leads to an out of bound read, allowing to read before the base object. An attacker may use this flaw to leak memory addresses or cause a Denial of Service.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","score":8.1},"cwes":["CWE-125","CWE-190","CWE-681","CWE-194"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1598021","https://github.com/libgit2/libgit2/commit/3f461902dc1072acb8b7607ee65d0a0458ffac2a","https://github.com/libgit2/libgit2/commit/c1577110467b701dcbcf9439ac225ea851b47d22","https://github.com/libgit2/libgit2/releases/tag/v0.27.3","https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html"],"products":["debian:debian_linux","libgit2:libgit2"],"source":"nvd","synced_at":"2026-10-19T20:51:47.459859389+00:00"},"epss":{"cve":"CVE-2018-10887","score":0.02051,"percentile":0.81246,"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."]}