CVE-2024-47737

Nov. 8, 2024, 4:15 p.m.

5.5
Medium

Description

In the Linux kernel, the following vulnerability has been resolved: nfsd: call cache_put if xdr_reserve_space returns NULL If not enough buffer space available, but idmap_lookup has triggered lookup_fn which calls cache_get and returns successfully. Then we missed to call cache_put here which pairs with cache_get. Reviwed-by: Jeff Layton <jlayton@kernel.org>

Product(s) Impacted

Vendor Product Versions
Linux
  • Linux Kernel
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-476
NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o linux linux_kernel / / / / / / / /
o linux linux_kernel / / / / / / / /
o linux linux_kernel / / / / / / / /
o linux linux_kernel / / / / / / / /
o linux linux_kernel / / / / / / / /
o linux linux_kernel / / / / / / / /

References

https://git.kernel.org/stable/c/3e8081ebff12bec1347deaceb6bce0765cce54df
https://git.kernel.org/stable/c/81821617312988096f5deccf0f7da6f888e98056
https://git.kernel.org/stable/c/8d0765f86135e27f0bb5c950c136495719b4c834
https://git.kernel.org/stable/c/9803ab882d565a8fb2dde5999d98866d1c499dfd
https://git.kernel.org/stable/c/9f03f0016ff797932551881c7e06ae50e9c39134
https://git.kernel.org/stable/c/a1afbbb5276f943ad7173d0b4c626b8c75a260da
https://git.kernel.org/stable/c/c6b16e700cf4d959af524bd9d3978407ff7ce462
https://git.kernel.org/stable/c/d078cbf5c38de83bc31f83c47dcd2184c04a50c7
https://git.kernel.org/stable/c/e32ee6a61041925d1a05c14d10352dcfce9ef029

Tags

416baaa9-dc9f-4396-8d5f-8c081fb06d67
CWE-476
2024-10-21
CVE-2024-47737

CVSS Score

5.5 / 10

CVSS Data - 3.1

  • Attack Vector: LOCAL
  • Attack Complexity: LOW
  • Privileges Required: LOW
  • Scope: UNCHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH

    • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

    View Vector String

Timeline

Published: Oct. 21, 2024, 1:15 p.m.
Last Modified: Nov. 8, 2024, 4:15 p.m.

Status : Modified

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

416baaa9-dc9f-4396-8d5f-8c081fb06d67

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.