CVE-2011-4112: avaya 9608_firmware
Vulnerability summary
CVE-2011-4112 is a medium (CVSS 5.5) vulnerability in avaya 9608_firmware. EPSS estimates a 0.47% chance of exploitation in the next 30 days, higher than 39.2% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 17-05-2012PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
Description
The net subsystem in the Linux kernel before 3.1 does not properly restrict use of the IFF_TX_SKB_SHARING flag, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability to access /proc/net/pktgen/pgctrl, and then using the pktgen package in conjunction with a bridge device for a VLAN interface.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.47%
Chance of exploitation in the next 30 days
Percentile
39%
Versus all other CVEs
30-day change
0.00 pp
From 0.47% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugzilla.redhat.com)
Maturity: unknown
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Avaya6 products
- 9608_firmware≥ 6.0, ≤ 6.6.0
- 9608g_firmware≥ 6.0, ≤ 6.6.0
- 9611g_firmware≥ 6.0, ≤ 6.6.0
- 9621g_firmware≥ 6.0, ≤ 6.6.0
- 9641g_firmware≥ 6.0, ≤ 6.6.0
Linux1 product
- linux_kernel< 3.1
2 vendors · 7 products
References
6 links- bugzilla.redhat.com/show_bug.cgi?id=751006X Refsource CONFIRMExploitIssue TrackingPatchThird Party Advisory
- github.com/torvalds/linux/commit/550fd08c2cebad61c548def135f67aba284c6162X Refsource CONFIRMPatchThird Party Advisory
- www.openwall.com/lists/oss-security/2011/11/21/4Mailing ListX Refsource MLISTPatchThird Party Advisory
- git.kernel.orgX Refsource CONFIRM
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1X Refsource CONFIRMMailing ListPatchVendor Advisory