7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
10.2%
A race condition was found in the GSM 0710 tty multiplexor in the Linux kernel. This issue occurs when two threads execute the GSMIOC_SETCONF ioctl on the same tty file descriptor with the gsm line discipline enabled, and can lead to a use-after-free problem on a struct gsm_dlci while restarting the gsm mux. This could allow a local unprivileged user to escalate their privileges on the system.
CPE | Name | Operator | Version |
---|---|---|---|
linux:linux_kernel | linux linux kernel | lt | 6.5 |
[
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel-rt",
"defaultStatus": "affected",
"versions": [
{
"version": "0:4.18.0-513.24.1.rt7.326.el8_9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:8::nfv",
"cpe:/a:redhat:enterprise_linux:8::realtime"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "affected",
"versions": [
{
"version": "0:4.18.0-513.24.1.el8_9",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:8::crb",
"cpe:/o:redhat:enterprise_linux:8::baseos"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"defaultStatus": "unaffected",
"packageName": "kpatch-patch",
"cpes": [
"cpe:/o:redhat:enterprise_linux:8::baseos"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.6 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "affected",
"versions": [
{
"version": "0:4.18.0-372.93.1.el8_6",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:8.6::crb",
"cpe:/o:redhat:rhel_eus:8.6::baseos",
"cpe:/o:redhat:rhev_hypervisor:4.4::el8"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.6 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"defaultStatus": "unaffected",
"packageName": "kpatch-patch",
"cpes": [
"cpe:/o:redhat:rhel_eus:8.6::baseos"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.8 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "affected",
"versions": [
{
"version": "0:4.18.0-477.55.1.el8_8",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:8.8::crb",
"cpe:/o:redhat:rhel_eus:8.8::baseos"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 8.8 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"defaultStatus": "unaffected",
"packageName": "kpatch-patch",
"cpes": [
"cpe:/o:redhat:rhel_eus:8.8::baseos"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "affected",
"versions": [
{
"version": "0:5.14.0-427.13.1.el9_4",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:9::nfv",
"cpe:/a:redhat:enterprise_linux:9::appstream",
"cpe:/a:redhat:enterprise_linux:9::realtime",
"cpe:/o:redhat:enterprise_linux:9::baseos",
"cpe:/a:redhat:enterprise_linux:9::crb"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "affected",
"versions": [
{
"version": "0:5.14.0-427.13.1.el9_4",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:enterprise_linux:9::nfv",
"cpe:/a:redhat:enterprise_linux:9::appstream",
"cpe:/a:redhat:enterprise_linux:9::realtime",
"cpe:/o:redhat:enterprise_linux:9::baseos",
"cpe:/a:redhat:enterprise_linux:9::crb"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9.0 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "affected",
"versions": [
{
"version": "0:5.14.0-70.93.2.el9_0",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:9.0::appstream",
"cpe:/a:redhat:rhel_eus:9.0::crb",
"cpe:/o:redhat:rhel_eus:9.0::baseos"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9.0 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel-rt",
"defaultStatus": "affected",
"versions": [
{
"version": "0:5.14.0-70.93.1.rt21.165.el9_0",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:9.0::realtime",
"cpe:/a:redhat:rhel_eus:9.0::nfv"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9.0 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"defaultStatus": "unaffected",
"packageName": "kpatch-patch",
"cpes": [
"cpe:/o:redhat:rhel_eus:9.0::baseos"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9.2 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "affected",
"versions": [
{
"version": "0:5.14.0-284.55.1.el9_2",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:9.2::appstream",
"cpe:/o:redhat:rhel_eus:9.2::baseos",
"cpe:/a:redhat:rhel_eus:9.2::crb"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9.2 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel-rt",
"defaultStatus": "affected",
"versions": [
{
"version": "0:5.14.0-284.55.1.rt14.340.el9_2",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:9.2::realtime",
"cpe:/a:redhat:rhel_eus:9.2::nfv"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9.2 Extended Update Support",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"defaultStatus": "unaffected",
"packageName": "kpatch-patch",
"cpes": [
"cpe:/o:redhat:rhel_eus:9.2::baseos"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 8",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "affected",
"versions": [
{
"version": "0:4.18.0-372.93.1.el8_6",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
],
"cpes": [
"cpe:/a:redhat:rhel_eus:8.6::crb",
"cpe:/o:redhat:rhel_eus:8.6::baseos",
"cpe:/o:redhat:rhev_hypervisor:4.4::el8"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 6",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "unaffected",
"cpes": [
"cpe:/o:redhat:enterprise_linux:6"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 7",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel",
"defaultStatus": "unaffected",
"cpes": [
"cpe:/o:redhat:enterprise_linux:7"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 7",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel-rt",
"defaultStatus": "unaffected",
"cpes": [
"cpe:/o:redhat:enterprise_linux:7"
]
},
{
"vendor": "Red Hat",
"product": "Red Hat Enterprise Linux 9",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "kernel-rt",
"defaultStatus": "affected",
"cpes": [
"cpe:/o:redhat:enterprise_linux:9"
]
}
]
www.openwall.com/lists/oss-security/2024/04/10/18
www.openwall.com/lists/oss-security/2024/04/10/21
www.openwall.com/lists/oss-security/2024/04/11/7
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www.openwall.com/lists/oss-security/2024/04/17/1
access.redhat.com/errata/RHSA-2024:0930
access.redhat.com/errata/RHSA-2024:0937
access.redhat.com/errata/RHSA-2024:1018
access.redhat.com/errata/RHSA-2024:1019
access.redhat.com/errata/RHSA-2024:1055
access.redhat.com/errata/RHSA-2024:1250
access.redhat.com/errata/RHSA-2024:1253
access.redhat.com/errata/RHSA-2024:1306
access.redhat.com/errata/RHSA-2024:1607
access.redhat.com/errata/RHSA-2024:1612
access.redhat.com/errata/RHSA-2024:1614
access.redhat.com/errata/RHSA-2024:2394
access.redhat.com/errata/RHSA-2024:2621
access.redhat.com/errata/RHSA-2024:2697
access.redhat.com/security/cve/CVE-2023-6546
bugzilla.redhat.com/show_bug.cgi?id=2255498
github.com/torvalds/linux/commit/3c4f8333b582487a2d1e02171f1465531cde53e3
www.zerodayinitiative.com/advisories/ZDI-CAN-20527
More
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
10.2%