CVE-2023-52573 net: rds: Fix possible NULL-pointer dereference

2024-03-0221:59:42

Linux

www.cve.org

cve-2023-52573

net

rds

null-pointer dereference

linux kernel

svace

linux verification center

rdma_set_service_type

vulnerability

AI Score

6.8

Confidence

Low

EPSS

Percentile

10.3%

JSON

In the Linux kernel, the following vulnerability has been resolved:

net: rds: Fix possible NULL-pointer dereference

In rds_rdma_cm_event_handler_cmn() check, if conn pointer exists
before dereferencing it as rdma_set_service_type() argument

Found by Linux Verification Center (linuxtesting.org) with SVACE.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/rds/rdma_transport.c"
    ],
    "versions": [
      {
        "version": "fd261ce6a30e",
        "lessThan": "812da2a08dc5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fd261ce6a30e",
        "lessThan": "f515112e8337",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fd261ce6a30e",
        "lessThan": "ea82139e6e35",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fd261ce6a30e",
        "lessThan": "51fa66024a5e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fd261ce6a30e",
        "lessThan": "069ac51c37a6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fd261ce6a30e",
        "lessThan": "f1d95df0f310",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/rds/rdma_transport.c"
    ],
    "versions": [
      {
        "version": "5.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.1",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.4.258",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.10.198",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.15.134",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.1.56",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.5.6",
        "lessThanOrEqual": "6.5.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]