CVE-2022-38223 — Out-of-bounds Write in Fedora

CWE-787 — Out-of-bounds Write8 documents7 sources
Severity
7.8HIGHNVD
EPSS
0.1%
top 65.53%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Tats W3MFedoraproject Fedora
Timeline
PublishedAug 15
Latest updateJan 10

Description

There is an out-of-bounds write in checkType located in etc.c in w3m 0.5.3. It can be triggered by sending a crafted HTML file to the w3m binary. It allows an attacker to cause Denial of Service or possibly have unspecified other impact.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages2 packages

▶Debiantats/w3m< 0.5.3+git20210102-6+deb11u1+3
▶NVDtats/w3m0.5.3

Also affects: Fedora 36, 37

🔴Vulnerability Details

3
GHSA
GHSA-rf3p-g68h-h93f: There is an out-of-bounds write in checkType located in etc↗2022-08-16
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OSV
CVE-2022-38223: There is an out-of-bounds write in checkType located in etc↗2022-08-15
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CVEList
CVE-2022-38223: There is an out-of-bounds write in checkType located in etc↗2022-08-15
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📋Vendor Advisories

4
Ubuntu
w3m vulnerability↗2023-01-10
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Ubuntu
w3m vulnerability↗2023-01-09
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Red Hat
w3m: an out-of-bounds write in checkType located in etc.c in w3m↗2022-08-15
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Debian
CVE-2022-38223: w3m - There is an out-of-bounds write in checkType located in etc.c in w3m 0.5.3. It c...↗2022
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CVE-2022-38223 — Out-of-bounds Write in Fedora | cvebase