CVE catalog
CVE-2023-38253
w3m: CVE-2023-38253
- Severity
- Medium · CVSS 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.36% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | w3m | sid | 0.5.3+git20230121-2.3 | vulnerable |
| Debian | w3m | forky | 0.5.3+git20230121-2.3 | vulnerable |
| Debian | w3m | trixie | 0.5.3+git20230121-2.1 | vulnerable |
| Debian | w3m | bookworm | 0.5.3+git20230121-2 | vulnerable |
| Alpine | w3m | 3.23 | 0.5.3_git20241203-r0 | fixed |
| Ubuntu | w3m | pro | 0.5.3-34 | vulnerable |
| Ubuntu | w3m | pro | 0.5.3-34.1 | vulnerable |
| Ubuntu | w3m | pro | 0.5.3-35 | vulnerable |
| Ubuntu | w3m | pro | 0.5.3-36 | vulnerable |
| Ubuntu | w3m | pro | 0.5.3-36build1 | vulnerable |
| Ubuntu | w3m | pro | 0.5.3-36ubuntu0.1 | vulnerable |
| Ubuntu | w3m | pro | 0.5.3-36ubuntu0.1+esm1 | fixed |
| Ubuntu | w3m | 16.04 | 0.5.3-24 | vulnerable |
| Ubuntu | w3m | 16.04 | 0.5.3-25 | vulnerable |
| Ubuntu | w3m | 16.04 | 0.5.3-26 | vulnerable |
| Ubuntu | w3m | 16.04 | 0.5.3-26build1 | vulnerable |
| Ubuntu | w3m | 16.04 | 0.5.3-26ubuntu0.1 | vulnerable |
| Ubuntu | w3m | 16.04 | 0.5.3-26ubuntu0.2 | vulnerable |
| Ubuntu | w3m | 20.04 | 0.5.3-37 | vulnerable |
| Ubuntu | w3m | 20.04 | 0.5.3-37ubuntu0.1 | vulnerable |
| Ubuntu | w3m | 20.04 | 0.5.3-37ubuntu0.2 | fixed |
| Ubuntu | w3m | 22.04 | 0.5.3+git20210102-6build1 | vulnerable |
| Ubuntu | w3m | 22.04 | 0.5.3+git20210102-6build2 | vulnerable |
| Ubuntu | w3m | 22.04 | 0.5.3+git20210102-6build3 | vulnerable |
| Ubuntu | w3m | 22.04 | 0.5.3+git20210102-6ubuntu0.1 | vulnerable |
| Ubuntu | w3m | 22.04 | 0.5.3+git20210102-6ubuntu0.2 | fixed |
| Ubuntu | w3m | 24.04 | 0.5.3+git20230121-2 | vulnerable |
| Ubuntu | w3m | 24.04 | 0.5.3+git20230121-2ubuntu1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | w3m | source | sid | (unfixed) | unimportant | Not reported | Not reported |
| Debian | w3m | source | forky | (unfixed) | unimportant | Not reported | Not reported |
| Debian | w3m | source | trixie | (unfixed) | unimportant | Not reported | Not reported |
| Debian | w3m | source | bookworm | (unfixed) | unimportant | Not reported | Not reported |
| Alpine | w3m | apk | 3.23 | 0.5.3_git20241203-r0 | Not reported | ALPINE-CVE-2023-38253 | Not reported |
| Ubuntu | w3m | deb | pro | 0.5.3-36ubuntu0.1+esm1 | Not reported | UBUNTU-CVE-2023-38253 | Not reported |
| Ubuntu | w3m | deb | 20.04 | 0.5.3-37ubuntu0.2 | Not reported | UBUNTU-CVE-2023-38253 | Not reported |
| Ubuntu | w3m | deb | 22.04 | 0.5.3+git20210102-6ubuntu0.2 | Not reported | UBUNTU-CVE-2023-38253 | Not reported |
| Ubuntu | w3m | deb | 24.04 | 0.5.3+git20230121-2ubuntu1 | Not reported | UBUNTU-CVE-2023-38253 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2023_4439-1.json]
- [https://osv.dev/vulnerability/ALPINE-CVE-2023-38253]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-38253]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-38253]
- [https://security-tracker.debian.org/tracker/CVE-2023-38253]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1746.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]