CVE-2004-2731: linux linux_kernel Numeric Errors
Vulnerability summary
CVE-2004-2731 is a medium (CVSS 4.4) Numeric Errors vulnerability in linux linux_kernel. EPSS estimates a 0.56% chance of exploitation in the next 30 days, higher than 46.8% of scored vulnerabilities. 2 public exploits are recorded.
Not severe (CVSS 4.4, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2Timeline
- 09-10-2007PublishedVulnerability first disclosed.
- 08-08-2024Last modifiedVulnerability information updated.
Description
Multiple integer overflows in Sbus PROM driver (drivers/sbus/char/openprom.c) for the Linux kernel 2.4.x up to 2.4.27, 2.6.x up to 2.6.7, and possibly later versions, allow local users to execute arbitrary code by specifying (1) a small buffer size to the copyin_string function or (2) a negative buffer size to the copyin function.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
0.56%
Chance of exploitation in the next 30 days
Percentile
47%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.56% 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
2 foundExploit Reference (archives.neohapsis.com)
Maturity: unknown
Exploit Reference (securiteam.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.
Linux1 product
- linux_kernel2.4.0 | 2.4.0:test1 | 2.4.0:test10 | 2.4.0:test11 | 2.4.0:test12 | 2.4.0:test2 | 2.4.0:test3 | 2.4.0:test4 | 2.4.0:test5 | 2.4.0:test6 | 2.4.0:test7 | 2.4.0:test8 | 2.4.0:test9 | 2.4.1 | 2.4.2 | 2.4.3 | 2.4.3:pre3 | 2.4.4 | 2.4.5 | 2.4.6 | 2.4.7 | 2.4.8 | 2.4.9 | 2.4.9_pre5 | 2.4.10 | 2.4.11 | 2.4.11:pre3 | 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 | 2.4.18:pre9 | 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 | 2.4.22:pre10 | 2.4.23 | 2.4.23:pre9 | 2.4.23_ow2 | 2.4.24 | 2.4.24_ow1 | 2.4.25 | 2.4.26 | 2.4.27 | 2.4.27:pre1 | 2.4.27:pre2 | 2.4.27:pre3 | 2.4.27:pre4 | 2.4.27:pre5 | 2.4.28 | 2.4.29 | 2.4.29:rc1 | 2.4.29:rc2 | 2.4.30 | 2.4.30:rc2 | 2.4.30:rc3 | 2.4.31 | 2.4.31:pre1 | 2.4.32 | 2.4.32:pre1 | 2.4.32:pre2 | 2.4.33 | 2.4.33:pre1 | 2.4.33.2 | 2.4.33.3 | 2.4.33.4 | 2.4.33.5 | 2.4.34 | 2.4.34:rc3 | 2.4.34.1 | 2.4.34.2 | 2.4.35 | 2.4.35.2 | 2.6.0 | 2.6.1 | 2.6.2 | 2.6.3 | 2.6.4 | 2.6.5 | 2.6.6 | 2.6.7
1 vendor · 1 product