Is CVE-2019-19815 in the CISA KEV catalog?

No. CVE-2019-19815 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-19815?

CVE-2019-19815 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2019-19815?

CVE-2019-19815 has an EPSS score of 2.10% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-19815?

Upgrade linux on debian 11 to 5.3.7-1 or later.

CVE & CISA-KEV Catalog

CVE-2019-19815

MEDIUMEPSS 79th pctl

5.5

CVSS v3

NVD

Description

In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can cause a NULL pointer dereference in f2fs_recover_fsync_data in fs/f2fs/recovery.c. This is related to F2FS_P_SB in fs/f2fs/f2fs.h.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

linuxDebian

Fixed in:5.3.7-1CVE-2019-19815

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

2.10%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

Other references1

security.netapp.com

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.