github - ghsa-5gcq-g5p3-pjp4

ghsa-5gcq-g5p3-pjp4

Vulnerability from github

Published

2022-05-13 01:02

Modified

2022-05-13 01:02

Severity ?

8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Details

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.

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2018-10887"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125",
      "CWE-194"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-07-10T14:29:00Z",
    "severity": "HIGH"
  },
  "details": "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.",
  "id": "GHSA-5gcq-g5p3-pjp4",
  "modified": "2022-05-13T01:02:09Z",
  "published": "2022-05-13T01:02:09Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-10887"
    },
    {
      "type": "WEB",
      "url": "https://github.com/libgit2/libgit2/commit/3f461902dc1072acb8b7607ee65d0a0458ffac2a"
    },
    {
      "type": "WEB",
      "url": "https://github.com/libgit2/libgit2/commit/c1577110467b701dcbcf9439ac225ea851b47d22"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1598021"
    },
    {
      "type": "WEB",
      "url": "https://github.com/libgit2/libgit2/releases/tag/v0.27.3"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2018-10887

Vulnerability from cvelistv5

Published

2018-07-10 14:00

Modified

2024-09-17 01:06

Severity ?

Summary

References

▼	URL	Tags
	https://bugzilla.redhat.com/show_bug.cgi?id=1598021	x_refsource_CONFIRM
	https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html	mailing-list, x_refsource_MLIST
	https://github.com/libgit2/libgit2/releases/tag/v0.27.3	x_refsource_CONFIRM
	https://github.com/libgit2/libgit2/commit/c1577110467b701dcbcf9439ac225ea851b47d22	x_refsource_CONFIRM
	https://github.com/libgit2/libgit2/commit/3f461902dc1072acb8b7607ee65d0a0458ffac2a	x_refsource_CONFIRM
	https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html	mailing-list, x_refsource_MLIST

Impacted products

Vendor

Product

Version

▼

libgit2

Version: before version 0.27.3

Show details on NVD website

JSON

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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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