Vulnerability-Lookup

alsa-2021:4386

Vulnerability from osv_almalinux

Published

2021-11-09 09:16

Modified

2021-11-12 10:21

Summary

Low: gcc security and bug fix update

Details

The gcc packages provide compilers for C, C++, Java, Fortran, Objective C, and Ada 95 GNU, as well as related support libraries.

Security Fix(es):

libiberty: Integer overflow in demangle_template() function (CVE-2018-20673)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

JSON

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{
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  "details": "The gcc packages provide compilers for C, C++, Java, Fortran, Objective C, and Ada 95 GNU, as well as related support libraries.\n\nSecurity Fix(es):\n\n* libiberty: Integer overflow in demangle_template() function (CVE-2018-20673)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.",
  "id": "ALSA-2021:4386",
  "modified": "2021-11-12T10:21:01Z",
  "published": "2021-11-09T09:16:05Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://vulners.com/cve/CVE-2018-20673"
    }
  ],
  "related": [
    "CVE-2018-20673"
  ],
  "summary": "Low: gcc security and bug fix update"
}

CVE-2018-20673 (GCVE-0-2018-20673)

Vulnerability from cvelistv5 – Published: 2019-01-04 17:00 – Updated: 2024-08-05 12:05

Summary

The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, contains an integer overflow vulnerability (for "Create an array for saving the template argument values") that can trigger a heap-based buffer overflow, as demonstrated by nm.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://sourceware.org/bugzilla/show_bug.cgi?id=24039	x_refsource_MISC
	http://www.securityfocus.com/bid/106454	vdb-entryx_refsource_BID

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted