SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-9169

In the GNU C Library (aka glibc or libc6) through 2.29, proceed_next_node in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match.

CRITICAL 9.8EPSS 4.73%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In the GNU C Library (aka glibc or libc6) through 2.29, proceed_next_node in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
4.73% probability · 91th percentile
CISA KEV
Not listed
Weakness
CWE-125
Affected
gnu/glibc · netapp/cloud backup · netapp/ontap select deploy administration utility · netapp/steelstore cloud integrated storage · mcafee/web gateway · canonical/ubuntu linux
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.