Vulnerability-Lookup

GHSA-7G2J-WP9P-8RCR

Vulnerability from github – Published: 2022-05-02 03:29 – Updated: 2022-05-02 03:29

Details

The tun_chr_poll function in drivers/net/tun.c in the tun subsystem in the Linux kernel 2.6.30 and 2.6.30.1, when the -fno-delete-null-pointer-checks gcc option is omitted, allows local users to gain privileges via vectors involving a NULL pointer dereference and an mmap of /dev/net/tun, a different vulnerability than CVE-2009-1894.

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{
  "affected": [],
  "aliases": [
    "CVE-2009-1897"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2009-07-20T17:30:00Z",
    "severity": "MODERATE"
  },
  "details": "The tun_chr_poll function in drivers/net/tun.c in the tun subsystem in the Linux kernel 2.6.30 and 2.6.30.1, when the -fno-delete-null-pointer-checks gcc option is omitted, allows local users to gain privileges via vectors involving a NULL pointer dereference and an mmap of /dev/net/tun, a different vulnerability than CVE-2009-1894.",
  "id": "GHSA-7g2j-wp9p-8rcr",
  "modified": "2022-05-02T03:29:42Z",
  "published": "2022-05-02T03:29:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2009-1897"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=512284"
    },
    {
      "type": "WEB",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/51803"
    },
    {
      "type": "WEB",
      "url": "https://www.redhat.com/en/blog/security-flaws-caused-compiler-optimizations"
    },
    {
      "type": "WEB",
      "url": "http://archives.neohapsis.com/archives/fulldisclosure/2009-07/0241.html"
    },
    {
      "type": "WEB",
      "url": "http://archives.neohapsis.com/archives/fulldisclosure/2009-07/0246.html"
    },
    {
      "type": "WEB",
      "url": "http://article.gmane.org/gmane.linux.network/124939"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3c8a9c63d5fd738c261bd0ceece04d9c8357ca13"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3c8a9c63d5fd738c261bd0ceece04d9c8357ca13"
    },
    {
      "type": "WEB",
      "url": "http://grsecurity.net/~spender/cheddar_bay.tgz"
    },
    {
      "type": "WEB",
      "url": "http://isc.sans.org/diary.html?storyid=6820"
    },
    {
      "type": "WEB",
      "url": "http://lkml.org/lkml/2009/7/6/19"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/35839"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2009/07/17/1"
    },
    {
      "type": "WEB",
      "url": "http://www.vupen.com/english/advisories/2009/1925"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2009-1897 (GCVE-0-2009-1897)

Vulnerability from cvelistv5 – Published: 2009-07-20 17:00 – Updated: 2024-08-07 05:27

Summary

Severity

No CVSS data available.

CWE

Assigner

redhat redhat root

References

13 references

URL	Tags
http://www.vupen.com/english/advisories/2009/1925	vdb-entryx_refsource_VUPEN
http://isc.sans.org/diary.html?storyid=6820	x_refsource_MISC
http://grsecurity.net/~spender/cheddar_bay.tgz	x_refsource_MISC
http://www.openwall.com/lists/oss-security/2009/07/17/1	mailing-listx_refsource_MLIST
http://archives.neohapsis.com/archives/fulldisclo…	mailing-listx_refsource_FULLDISC
https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF
http://article.gmane.org/gmane.linux.network/124939	mailing-listx_refsource_MLIST
http://secunia.com/advisories/35839	third-party-advisoryx_refsource_SECUNIA
http://git.kernel.org/?p=linux/kernel/git/torvald…	x_refsource_CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=512284	x_refsource_CONFIRM
http://lkml.org/lkml/2009/7/6/19	mailing-listx_refsource_MLIST
http://archives.neohapsis.com/archives/fulldisclo…	mailing-listx_refsource_FULLDISC
https://www.redhat.com/en/blog/security-flaws-cau…	x_refsource_MISC

Date Public

2009-07-16 00:00

Show details on NVD website

JSON

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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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GHSA-7G2J-WP9P-8RCR

CVE-2009-1897 (GCVE-0-2009-1897)

Tags

Sightings

Nomenclature

Related by attack behaviour