Is CVE-2018-1094 in the CISA KEV catalog?

No. CVE-2018-1094 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-1094?

CVE-2018-1094 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2018-1094?

CVE-2018-1094 has an EPSS score of 2.13% (80th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-1094?

Upgrade linux on debian 11 to 4.15.17-1 or later. Fixes are available for 17 affected products.

CVE & CISA-KEV Catalog

CVE-2018-1094

MEDIUMEPSS 80th pctl

5.5

CVSS v3

NVD

Description

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.15.15 does not always initialize the crc32c checksum driver, which allows attackers to cause a denial of service (ext4_xattr_inode_hash NULL pointer dereference and system crash) via a crafted ext4 image.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

linuxDebian

Fixed in:4.15.17-1CVE-2018-1094

linuxUbuntu

Fixed in:4.15.0-24.26USN-3695-1

linux-awsUbuntu

Fixed in:4.15.0-1011.11USN-3695-1

linux-azureUbuntu

Fixed in:4.15.0-1014.14~16.04.1USN-3695-2

Fixed in:4.15.0-1014.14USN-3695-1

linux-gcpUbuntu

Fixed in:4.15.0-1010.10USN-3695-1

linux-hweUbuntu

Fixed in:4.15.0-24.26~16.04.1USN-3695-2

linux-image-4.15.0-1010-gcpUbuntu

Fixed in:4.15.0-1010.10USN-3695-1

linux-image-4.15.0-1011-awsUbuntu

Fixed in:4.15.0-1011.11USN-3695-1

linux-image-4.15.0-1012-kvmUbuntu

Fixed in:4.15.0-1012.12USN-3695-1

linux-image-4.15.0-1013-raspi2Ubuntu

Fixed in:4.15.0-1013.14USN-3695-1

linux-image-4.15.0-24-genericUbuntu

Fixed in:4.15.0-24.26~16.04.1USN-3695-2

Fixed in:4.15.0-24.26USN-3695-1

linux-image-4.15.0-24-generic-lpaeUbuntu

Fixed in:4.15.0-24.26~16.04.1USN-3695-2

Fixed in:4.15.0-24.26USN-3695-1

linux-image-4.15.0-24-lowlatencyUbuntu

Fixed in:4.15.0-24.26~16.04.1USN-3695-2

Fixed in:4.15.0-24.26USN-3695-1

linux-image-4.15.0-24-snapdragonUbuntu

Fixed in:4.15.0-24.26USN-3695-1

linux-kvmUbuntu

Fixed in:4.15.0-1012.12USN-3695-1

linux-oemUbuntu

Fixed in:4.15.0-1009.12USN-3695-1

linux-raspi2Ubuntu

Fixed in:4.15.0-1013.14USN-3695-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploit Intelligence

2.13%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

Patch1

git.kernel.org

Exploit1

bugzilla.kernel.org

Third-Party Advisory8

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.