
CVE catalog
CVE-2009-4537
linux-2.6 - several issues
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 5.89% · Oct 27, 2026
drivers/net/r8169.c in the r8169 driver in the Linux kernel 2.6.32.3 and earlier does not properly check the size of an Ethernet frame that exceeds the MTU, which allows remote attackers to (1) cause a denial of service (temporary network outage) via a packet with a crafted size, in conjunction with certain packets containing A characters and certain packets containing E characters; or (2) cause a denial of service (system crash) via a packet with a crafted size, in conjunction with certain packets containing '\0' characters, related to the value of the status register and erroneous behavior associated with the RxMaxSize register. NOTE: this vulnerability exists because of an incorrect fix for CVE-2009-1389. kernel: r8169 issue reported at 26c3 The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
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 | linux-2.6 | 5.0 | 2.6.26-13 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-13lenny2 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-13lenny2~bpo40+1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-14 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-15 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-15lenny1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-15lenny2 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-15lenny3 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-15~bpo40+1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-15~bpo40+2 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-16 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-17 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-17lenny1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-17lenny2 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-17lenny2~bpo40+1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-17~bpo40+1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-18 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-19 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-19lenny1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-19lenny2 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-19~bpo40+1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-20 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-20~bpo40+1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-21 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-21lenny1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-21lenny2 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-21lenny3 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-21lenny4 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-21~bpo40+1 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-22 | vulnerable |
| Debian | linux-2.6 | 5.0 | 2.6.26-22lenny1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | linux-2.6 | deb | 5.0 | 2.6.26-22lenny1 | Not reported | DSA-2053-1 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: