rhsa-2024_6914
Vulnerability from csaf_redhat
Published
2024-09-23 01:52
Modified
2024-11-08 07:53
Summary
Red Hat Security Advisory: golang security update

Notes

Topic
An update for golang is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The golang packages provide the Go programming language compiler. Security Fix(es): * net/http: Denial of service due to improper 100-continue handling in net/http (CVE-2024-24791) * encoding/gob: golang: Calling Decoder.Decode on a message which contains deeply nested structures can cause a panic due to stack exhaustion (CVE-2024-34156) 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.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


To clipboard 

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          "category": "description",
          "text": "A flaw was found in Go. The net/http module mishandles specific server responses from HTTP/1.1 client requests. This issue may render a connection invalid and cause a denial of service.",
          "title": "Vulnerability description"
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          "text": "net/http: Denial of service due to improper 100-continue handling in net/http",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "An attacker would need to control a malicious server and induce a client to connect to it, requiring some amount of preparation outside of the attacker\u0027s control. This reduces the severity score of this flaw to Moderate.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
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            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
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          "details": "Moderate"
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      "title": "net/http: Denial of service due to improper 100-continue handling in net/http"
    },
    {
      "cve": "CVE-2024-34156",
      "cwe": {
        "id": "CWE-674",
        "name": "Uncontrolled Recursion"
      },
      "discovery_date": "2024-09-06T21:20:09.377905+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2310528"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in the encoding/gob package of the Golang standard library. Calling Decoder.Decoding, a message that contains deeply nested structures, can cause a panic due to stack exhaustion. This is a follow-up to CVE-2022-30635.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "encoding/gob: golang: Calling Decoder.Decode on a message which contains deeply nested structures can cause a panic due to stack exhaustion",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This vulnerability in Go\u0027s `encoding/gob` package is of high severity because it exposes applications to potential Denial of Service (DoS) attacks through stack exhaustion. Since `gob` relies on recursive function calls to decode nested structures, an attacker could exploit this by sending crafted messages with excessively deep nesting, causing the application to panic due to stack overflow. This risk is particularly important in scenarios where untrusted or external input is processed, as it can lead to system unavailability or crashes, undermining the reliability and availability of services.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
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          "url": "https://access.redhat.com/security/cve/CVE-2024-34156"
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          "summary": "https://go.dev/cl/611239",
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          "summary": "https://go.dev/issue/69139",
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          "summary": "https://groups.google.com/g/golang-dev/c/S9POB9NCTdk",
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          "category": "external",
          "summary": "https://pkg.go.dev/vuln/GO-2024-3106",
          "url": "https://pkg.go.dev/vuln/GO-2024-3106"
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      "release_date": "2024-09-06T21:15:12.020000+00:00",
      "remediations": [
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          "date": "2024-09-23T01:52:46+00:00",
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            "privilegesRequired": "NONE",
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            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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      "threats": [
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          "details": "Important"
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      ],
      "title": "encoding/gob: golang: Calling Decoder.Decode on a message which contains deeply nested structures can cause a panic due to stack exhaustion"
    }
  ]
}


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  • 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.