CVE-2024-26994 speakup: Avoid crash on very long word

2024-05-0105:28:07

Linux

github.com

linux kernel

vulnerability

resolved

speakup

console

buffer overflow

AI Score

6.7

Confidence

Low

SSVC

Exploitation

none

Automatable

Technical Impact

partial

JSON

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

speakup: Avoid crash on very long word

In case a console is set up really large and contains a really long word
(> 256 characters), we have to stop before the length of the word buffer.

CNA Affected

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "c6e3fd22cd53",
        "lessThan": "756c5cb7c09e",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "c6e3fd22cd53",
        "lessThan": "8f6b62125bef",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "c6e3fd22cd53",
        "lessThan": "6401038acfa2",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "c6e3fd22cd53",
        "lessThan": "0d130158db29",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "c6e3fd22cd53",
        "lessThan": "89af25bd4b4b",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "c6e3fd22cd53",
        "lessThan": "8defb1d22ba0",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "c6e3fd22cd53",
        "lessThan": "0efb15c14c49",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "c6e3fd22cd53",
        "lessThan": "c8d2f34ea96e",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/accessibility/speakup/main.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "2.6.37"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "2.6.37",
        "versionType": "custom"
      },
      {
        "status": "unaffected",
        "version": "4.19.313",
        "versionType": "custom",
        "lessThanOrEqual": "4.19.*"
      },
      {
        "status": "unaffected",
        "version": "5.4.275",
        "versionType": "custom",
        "lessThanOrEqual": "5.4.*"
      },
      {
        "status": "unaffected",
        "version": "5.10.216",
        "versionType": "custom",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.157",
        "versionType": "custom",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.88",
        "versionType": "custom",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.29",
        "versionType": "custom",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.8.8",
        "versionType": "custom",
        "lessThanOrEqual": "6.8.*"
      },
      {
        "status": "unaffected",
        "version": "6.9",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/accessibility/speakup/main.c"
    ],
    "defaultStatus": "affected"
  }
]