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CVE-2026-45842

🗓️ 27 May 2026 09:24:42Reported by LinuxType 
cve
 cve🔗 web.nvd.nist.gov👁 36 Views🌐 WEB

Linux slip: reject VJ packets when rstate array is missing to avoid NULL dereference.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-45842
27 May 202609:24
–attackerkb
Tenable Nessus		Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1866)
22 Jun 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1882)
22 Jun 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-123 (ALASKERNEL-5.10-2026-123)
22 Jun 202600:00
–nessus
Tenable Nessus		Debian dla-4664 : ata-modules-5.10.0-43-armmp-di - security update
3 Jul 202600:00
–nessus
Tenable Nessus		Debian dla-4665 : affs-modules-6.1.0-48-4kc-malta-di - security update
3 Jul 202600:00
–nessus
Tenable Nessus		Debian dla-4671 : linux-config-6.1 - security update
6 Jul 202600:00
–nessus
Tenable Nessus		Debian dsa-6355 : ata-modules-6.12.90+deb13-armmp-di - security update
21 Jun 202600:00
–nessus
Tenable Nessus		Photon OS 5.0: Linux PHSA-2026-5.0-0862
6 Jun 202600:00
–nessus
Tenable Nessus		SUSE SLES16 Security Update : kernel (SUSE-SU-2026:22099-1)
20 Jun 202600:00
–nessus
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange2.6.32.70–2.6.33
OR
linuxlinux_kernelRange3.2.75–3.3
OR
linuxlinux_kernelRange3.4.111–3.5
OR
linuxlinux_kernelRange3.10.96–3.11
OR
linuxlinux_kernelRange3.12.53–3.13
OR
linuxlinux_kernelRange3.14.60–3.15
OR
linuxlinux_kernelRange3.18.27–3.19
OR
linuxlinux_kernelRange4.1.17–4.2
OR
linuxlinux_kernelRange4.3.5–5.10.258
OR
linuxlinux_kernelRange5.11–5.15.209
OR
linuxlinux_kernelRange5.16–6.1.175
OR
linuxlinux_kernelRange6.2–6.6.141
OR
linuxlinux_kernelRange6.7–6.12.91
OR
linuxlinux_kernelRange6.13–6.18.33
OR
linuxlinux_kernelRange6.19–7.0.10
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/slip/slhc.c"
    ],
    "versions": [
      {
        "version": "4ab42d78e37a294ac7bc56901d563c642e03c4ae",
        "lessThan": "3d71c961febddd855d3ae9a519eeb96c8023f430",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ab42d78e37a294ac7bc56901d563c642e03c4ae",
        "lessThan": "72304fec672e8aac9ee7b9c475db96b37cca8d8d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ab42d78e37a294ac7bc56901d563c642e03c4ae",
        "lessThan": "4aa9eca6fda2919027dfd7a7cc69334982d89586",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ab42d78e37a294ac7bc56901d563c642e03c4ae",
        "lessThan": "c6980e8b1a86288167f34966fa5219031999b6f1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ab42d78e37a294ac7bc56901d563c642e03c4ae",
        "lessThan": "de42f86e2cf5028a97e74c25869d1a962b13c301",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ab42d78e37a294ac7bc56901d563c642e03c4ae",
        "lessThan": "9e1ff0eead073c4f46d874ad2526b7dda5465faf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ab42d78e37a294ac7bc56901d563c642e03c4ae",
        "lessThan": "7b0d9e878ec2b21d99ae8051b3dda59cdb66c152",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ab42d78e37a294ac7bc56901d563c642e03c4ae",
        "lessThan": "e76607442d5b73e1ba6768f501ef815bb58c2c0e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "42fc512469e78939c1e419d3310c47de55bdcbb8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "df085f1cb3acd3d75408ff94f366983873bce7d2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a1c3860d3c5fc62bd35f089bcb03f18a37242de9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f82699de104eaf8a7ffc2849a566a94818dd8a3c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "354b254af5c1350de9586af75fe5a821b35bfb33",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5148857f5d4c812cc918cf4627f7880521e987eb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "82185755d90c8047c6f4b589c39998ff3d4ca3ad",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a50a93cc99286dc444c7e5ccc7dfb9d58c2d346d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6b4fa561e26526c62636414d267342c945084f44",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2.6.32.70",
        "lessThan": "2.6.33",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.2.75",
        "lessThan": "3.3",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.4.111",
        "lessThan": "3.5",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.10.96",
        "lessThan": "3.11",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.12.53",
        "lessThan": "3.13",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.14.60",
        "lessThan": "3.15",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.18.27",
        "lessThan": "3.19",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.1.17",
        "lessThan": "4.2",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.3.5",
        "lessThan": "4.4",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/slip/slhc.c"
    ],
    "versions": [
      {
        "version": "4.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.258",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.141",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.91",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
comp->rstatepathdrivers/net/slip/slhc.cNull rstate dereference when rslots configured as 0; crash with VJ processingCWE-476
comp->rslot_limitpathdrivers/net/slip/slhc.cNull rstate dereference when rslots configured as 0; crash with VJ processingCWE-476
rstate[x]pathdrivers/net/slip/slhc.cNull rstate dereference when rslots configured as 0; crash with VJ processingCWE-476
slhc_uncompresspathdrivers/net/slip/slhc.cNull rstate dereference when rslots configured as 0; crash with VJ processingCWE-476
slhc_rememberpathdrivers/net/slip/slhc.cNull rstate dereference when rslots configured as 0; crash with VJ processingCWE-476
ppp_receive_nonmp_framepathdrivers/net/ppp/ppp_generic.cMalformed PPP VJ state initialization via PPPIOCSMAXCID can install invalid rstate leading to crashCWE-476
ppp_inputpathdrivers/net/ppp/ppp_generic.cMalformed PPP VJ state initialization via PPPIOCSMAXCID can install invalid rstate leading to crashCWE-476
PPPIOCSMAXCIDpathdrivers/net/ppp/ppp_generic.cMalformed PPP VJ state initialization via PPPIOCSMAXCID can install invalid rstate leading to crashCWE-476
slhc_initpathdrivers/net/ppp/ppp_generic.cMalformed PPP VJ state initialization via PPPIOCSMAXCID can install invalid rstate leading to crashCWE-476
valpathdrivers/net/ppp/ppp_generic.cMalformed PPP VJ state initialization via PPPIOCSMAXCID can install invalid rstate leading to crashCWE-476
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26 Jun 2026 18:51Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.5
EPSS0.00114
CWE-476
linux kernelslip protocolnull pointer dereferencemissing rstate arraypoint to point protocolreceive path crash
36