CVE-2013-0914 (GCVE-0-2013-0914)

Vulnerability from cvelistv5 – Published: 2013-03-22 10:00 – Updated: 2024-08-06 14:41
VLAI?
Summary
The flush_signal_handlers function in kernel/signal.c in the Linux kernel before 3.8.4 preserves the value of the sa_restorer field across an exec operation, which makes it easier for local users to bypass the ASLR protection mechanism via a crafted application containing a sigaction system call.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.ubuntu.com/usn/USN-1796-1 vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://github.com/torvalds/linux/commit/2ca39528… x_refsource_CONFIRM
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://www.ubuntu.com/usn/USN-1797-1 vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-1788-1 vendor-advisoryx_refsource_UBUNTU
http://rhn.redhat.com/errata/RHSA-2013-1051.html vendor-advisoryx_refsource_REDHAT
http://www.ubuntu.com/usn/USN-1793-1 vendor-advisoryx_refsource_UBUNTU
https://bugzilla.redhat.com/show_bug.cgi?id=920499 x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-1792-1 vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-updates/2013-1… vendor-advisoryx_refsource_SUSE
http://www.ubuntu.com/usn/USN-1794-1 vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-1795-1 vendor-advisoryx_refsource_UBUNTU
http://git.kernel.org/?p=linux/kernel/git/torvald… x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2013/03/11/8 mailing-listx_refsource_MLIST
http://www.ubuntu.com/usn/USN-1787-1 vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-1798-1 vendor-advisoryx_refsource_UBUNTU
http://www.kernel.org/pub/linux/kernel/v3.x/Chang… x_refsource_CONFIRM
Date Public ?
2013-03-11 00:00
Show details on NVD website
To clipboard 

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      "references": "[{\"url\": \"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2ca39528c01a933f6689cd6505ce65bd6d68a530\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://rhn.redhat.com/errata/RHSA-2013-1051.html\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.4\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.mandriva.com/security/advisories?name=MDVSA-2013:176\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.openwall.com/lists/oss-security/2013/03/11/8\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1787-1\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1788-1\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1792-1\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1793-1\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1794-1\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1795-1\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1796-1\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1797-1\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1798-1\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=920499\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"https://github.com/torvalds/linux/commit/2ca39528c01a933f6689cd6505ce65bd6d68a530\", \"source\": \"chrome-cve-admin@google.com\"}, {\"url\": \"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2ca39528c01a933f6689cd6505ce65bd6d68a530\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html\", \"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-2013-1051.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.4\", \"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/2013/03/11/8\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1787-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1788-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1792-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1793-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1794-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1795-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1796-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1797-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-1798-1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=920499\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://github.com/torvalds/linux/commit/2ca39528c01a933f6689cd6505ce65bd6d68a530\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
      "sourceIdentifier": "chrome-cve-admin@google.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-264\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2013-0914\",\"sourceIdentifier\":\"chrome-cve-admin@google.com\",\"published\":\"2013-03-22T11:59:11.507\",\"lastModified\":\"2026-04-29T01:13:23.040\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The flush_signal_handlers function in kernel/signal.c in the Linux kernel before 3.8.4 preserves the value of the sa_restorer field across an exec operation, which makes it easier for local users to bypass the ASLR protection mechanism via a crafted application containing a sigaction system call.\"},{\"lang\":\"es\",\"value\":\"La funci\u00f3n flush_signal_handlers en kernel/signal.c en el n\u00facleo de Linux anterior a v3.8.4 conserva el valor del campo sa_restorer a trav\u00e9s de una operaci\u00f3n exec, que hace m\u00e1s f\u00e1cil a los usuarios de la zona para evitar el mecanismo de protecci\u00f3n ASLR a trav\u00e9s de una aplicaci\u00f3n dise\u00f1ado que contenga un sigaction system call 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  }
}


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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.



Detection rules are retrieved from Rulezet.