CVE-2003-0643: linux linux_kernel
Vulnerability summary
CVE-2003-0643 is a low (CVSS 2.1) vulnerability in linux linux_kernel. EPSS estimates a 0.38% chance of exploitation in the next 30 days, higher than 31.5% of scored vulnerabilities.
Not severe (CVSS 2.1, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2Timeline
- 15-04-2005PublishedVulnerability first disclosed.
- 08-08-2024Last modifiedVulnerability information updated.
Description
Integer signedness error in the Linux Socket Filter implementation (filter.c) in Linux 2.4.3-pre3 to 2.4.22-pre10 allows attackers to cause a denial of service (crash).
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
0.38%
Chance of exploitation in the next 30 days
Percentile
32%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.38% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.
Linux1 product
- linux_kernel2.4.2 | 2.4.3:pre3 | 2.4.4 | 2.4.5 | 2.4.6 | 2.4.7 | 2.4.8 | 2.4.9 | 2.4.10 | 2.4.11 | 2.4.12 | 2.4.13 | 2.4.14 | 2.4.15 | 2.4.16 | 2.4.17 | 2.4.18 | 2.4.18:pre1 | 2.4.18:pre2 | 2.4.18:pre3 | 2.4.18:pre4 | 2.4.18:pre5 | 2.4.18:pre6 | 2.4.18:pre7 | 2.4.18:pre8 | 2.4.19 | 2.4.19:pre1 | 2.4.19:pre2 | 2.4.19:pre3 | 2.4.19:pre4 | 2.4.19:pre5 | 2.4.19:pre6 | 2.4.20 | 2.4.21 | 2.4.21:pre1 | 2.4.21:pre4 | 2.4.21:pre7 | 2.4.22:pre10
1 vendor · 1 product
References
7 links- ftp.belnet.be/linux/…X Refsource MISC
- www.ultramonkey.org/bugs/cve/CAN-2003-0643.shtmlX Refsource MISC
- www.xerox.com/downloads/usa/en/c/cert_XRX06_004_v11.pdfX Refsource CONFIRM
- gentoo.kems.net/gentoo-x86-portage/sys-kernel/gentoo-sources/ChangeLogX Refsource CONFIRM
- www.ultramonkey.org/bugs/cve-patch/CAN-2003-0643.patchX Refsource MISC