CVE-2022-48636
Vulnerability from cvelistv5
Published
2024-04-28 12:59
Modified
2024-12-19 08:04
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
s390/dasd: fix Oops in dasd_alias_get_start_dev due to missing pavgroup
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2e473351400e3dd66f0b71eddcef82ee45a584c1Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/49f401a98b318761ca2e15d4c7869a20043fbed4Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/650a2e79d176db753654d3dde88e53a2033036acPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/aaba5ff2742043705bc4c02fd0b2b246e2e16da1Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d3a67c21b18f33c79382084af556557c442f12a6Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d86b4267834e6d4af62e3073e48166e349ab1b70Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/db7ba07108a48c0f95b74fabbfd5d63e924f992dPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f5fcc9d6d71d9ff7fdbdd4b89074e6e24fffc20bPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/2e473351400e3dd66f0b71eddcef82ee45a584c1Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/49f401a98b318761ca2e15d4c7869a20043fbed4Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/650a2e79d176db753654d3dde88e53a2033036acPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/aaba5ff2742043705bc4c02fd0b2b246e2e16da1Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/d3a67c21b18f33c79382084af556557c442f12a6Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/d86b4267834e6d4af62e3073e48166e349ab1b70Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/db7ba07108a48c0f95b74fabbfd5d63e924f992dPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/f5fcc9d6d71d9ff7fdbdd4b89074e6e24fffc20bPatch
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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Therefore there is a race window\\nbetween dasd_alias_get_start_dev() and _lcu_update() which sets\\npavgroup to NULL with the lcu-\u003elock held.\\n\\nFix by checking the pavgroup pointer with lcu-\u003elock held.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: s390/dasd: corrige Ups en dasd_alias_get_start_dev debido a la falta de pavgroup. Corrige Ups en la funci\u00f3n dasd_alias_get_start_dev() causada porque el puntero pavgroup es NULL. El puntero pavgroup se verifica en la entrada de la funci\u00f3n pero sin que se mantenga presionado el bloqueo lcu-\u0026gt;. Por lo tanto, existe una ventana de ejecuci\u00f3n entre dasd_alias_get_start_dev() y _lcu_update() que establece pavgroup en NULL con el bloqueo lcu-\u0026gt;retenido. 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  }
}


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Tags
Taxonomy of the tags.




  • 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.