Out-of-bounds Read in Fedora Extra Packages For Enterprise Linux

CVE-2023-38253

An out-of-bounds read flaw was found in w3m, in the growbuf_to_Str function in indep.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.

Vulnerability class: Buffer Overflow

EPSS: 0.000 (7.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-38253?
CVE-2023-38253 is a medium-severity vulnerability in Fedora Extra Packages For Enterprise Linux, classified under Out-of-bounds Read. CVSS score: 4.7/10. Published 2023-07-14.
How severe is CVE-2023-38253?
Medium severity. CVSS v3 base score is 4.7 out of 10.
Is CVE-2023-38253 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.