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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2018-10887 Detail

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.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://bugzilla.redhat.com/show_bug.cgi?id=1598021 CVE, Inc., Red Hat Issue Tracking  Patch 
https://github.com/libgit2/libgit2/commit/3f461902dc1072acb8b7607ee65d0a0458ffac2a CVE, Inc., Red Hat Patch 
https://github.com/libgit2/libgit2/commit/c1577110467b701dcbcf9439ac225ea851b47d22 CVE, Inc., Red Hat Patch 
https://github.com/libgit2/libgit2/releases/tag/v0.27.3 CVE, Inc., Red Hat Patch  Release Notes 
https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html CVE, Inc., Red Hat Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html CVE, Inc., Red Hat Mailing List  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-681 Incorrect Conversion between Numeric Types cwe source acceptance level NIST  
CWE-190 Integer Overflow or Wraparound cwe source acceptance level NIST  
CWE-125 Out-of-bounds Read cwe source acceptance level NIST  
CWE-194 Unexpected Sign Extension Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

10 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-10887
NVD Published Date:
07/10/2018
NVD Last Modified:
11/20/2024
Source:
Red Hat, Inc.