CVE-2013-2141 (GCVE-0-2013-2141)

Vulnerability from cvelistv5 – Published: 2013-06-07 10:00 – Updated: 2024-08-06 15:27
VLAI
Summary
The do_tkill function in kernel/signal.c in the Linux kernel before 3.8.9 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel memory via a crafted application that makes a (1) tkill or (2) tgkill system call.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
https://bugzilla.redhat.com/show_bug.cgi?id=970873 x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-1899-1 vendor-advisoryx_refsource_UBUNTU
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://www.openwall.com/lists/oss-security/2013/0… mailing-listx_refsource_MLIST
https://github.com/torvalds/linux/commit/b9e146d8… x_refsource_CONFIRM
http://www.debian.org/security/2013/dsa-2766 vendor-advisoryx_refsource_DEBIAN
http://www.kernel.org/pub/linux/kernel/v3.x/Chang… x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-updates/2013-1… vendor-advisoryx_refsource_SUSE
http://rhn.redhat.com/errata/RHSA-2013-1801.html vendor-advisoryx_refsource_REDHAT
http://secunia.com/advisories/55055 third-party-advisoryx_refsource_SECUNIA
http://git.kernel.org/?p=linux/kernel/git/torvald… x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-1900-1 vendor-advisoryx_refsource_UBUNTU
Date Public
2013-04-25 00:00
Show details on NVD website
To clipboard 

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            "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b9e146d8eb3b9ecae5086d373b50fa0c1f3e7f0f"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://rhn.redhat.com/errata/RHSA-2013-1801.html"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://secunia.com/advisories/55055"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.debian.org/security/2013/dsa-2766"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2013:176"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.openwall.com/lists/oss-security/2013/06/04/10"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.ubuntu.com/usn/USN-1899-1"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.ubuntu.com/usn/USN-1900-1"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=970873"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Exploit",
              "Patch"
            ],
            "url": "https://github.com/torvalds/linux/commit/b9e146d8eb3b9ecae5086d373b50fa0c1f3e7f0f"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b9e146d8eb3b9ecae5086d373b50fa0c1f3e7f0f"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://rhn.redhat.com/errata/RHSA-2013-1801.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/55055"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2013/dsa-2766"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2013:176"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2013/06/04/10"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/USN-1899-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/USN-1900-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=970873"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Patch"
            ],
            "url": "https://github.com/torvalds/linux/commit/b9e146d8eb3b9ecae5086d373b50fa0c1f3e7f0f"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-399"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T12:41:55+00:00",
      "cve": "CVE-2013-2141",
      "id": "CVE-2013-2141",
      "initial_release_date": "2013-04-17T00:00:00+00:00",
      "product_status:fixed": "526",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Kernel: signal: information leak in tkill/tgkill",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2013/cve-2013-2141.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-04T01:11:38Z",
      "cve": "CVE-2013-2141",
      "id": "CVE-2013-2141",
      "initial_release_date": "2023-02-15T05:39:04Z",
      "product_status:known_not_affected": "537",
      "product_status:recommended": "44",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2013-2141",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2013-2141.json",
      "version": "16"
    }
  }
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.