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wifi: cfg80211: restrict NL80211_ATTR_TXQ_QUANTUM values

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: restrict NL80211_ATTR_TXQ_QUANTUM values syzbot is able to trigger softlockups, setting NL80211_ATTR_TXQ_QUANTUM to 2^31. We had a similar issue in sch_fq, fixed with commit d9e15a273306 ("pkt_sched: fq: do not accept silly TCA_FQ_QUANTUM") watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [kworker/1:0:24] Modules linked in: irq event stamp: 131135 hardirqs last enabled at (131134): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:85 [inline] hardirqs last enabled at (131134): [] exit_to_kernel_mode+0xdc/0x10c arch/arm64/kernel/entry-common.c:95 hardirqs last disabled at (131135): [] __el1_irq arch/arm64/kernel/entry-common.c:533 [inline] hardirqs last disabled at (131135): [] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:551 softirqs last enabled at (125892): [] neigh_hh_init net/core/neighbour.c:1538 [inline] softirqs last enabled at (125892): [] neigh_resolve_output+0x268/0x658 net/core/neighbour.c:1553 softirqs last disabled at (125896): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 CPU: 1 PID: 24 Comm: kworker/1:0 Not tainted 6.9.0-rc7-syzkaller-gfda5695d692c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: mld mld_ifc_work pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __list_del include/linux/list.h:195 [inline] pc : __list_del_entry include/linux/list.h:218 [inline] pc : list

Announced Source revision 1
Original source ↗

CVE-2024-42114

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2024-42114

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "52539ca89f365d3db530535fbffa88a3cca4d2ec",
        "lessThan": "80ac0cc9c0bef984e29637b1efa93d7214b42f53",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "52539ca89f365d3db530535fbffa88a3cca4d2ec",
        "lessThan": "33ac5a4eb3d4bea2146658f1b6d1fa86d62d2b22",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "52539ca89f365d3db530535fbffa88a3cca4d2ec",
        "lessThan": "3fc06f6d142d2840735543216a60d0a8c345bdec",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "52539ca89f365d3db530535fbffa88a3cca4d2ec",
        "lessThan": "8a3ac7fb36962c34698f884bd697938054ff2afa",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "52539ca89f365d3db530535fbffa88a3cca4d2ec",
        "lessThan": "e87c2f098f52aa2fe20258a5bb1738d6a74e9ed7",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "52539ca89f365d3db530535fbffa88a3cca4d2ec",
        "lessThan": "d1cba2ea8121e7fdbe1328cea782876b1dd80993",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "net/wireless/nl80211.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4.18"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "4.18",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.10.224",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.165",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.106",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.47",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.9.9",
        "versionType": "semver",
        "lessThanOrEqual": "6.9.*"
      },
      {
        "status": "unaffected",
        "version": "6.10",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "net/wireless/nl80211.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2024-42114

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#26671 · Revision 1
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Publisher date
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