CVE-2011-1935

Description

pcap-linux.c in libpcap 1.1.1 before commit ea9432fabdf4b33cbc76d9437200e028f1c47c93 when snaplen is set may truncate packets, which might allow remote attackers to send arbitrary data while avoiding detection via crafted packets.

9.8

CVSS

Severity: Critical

CVSS 3.1 •

CVSS 2.0 •

EPSS 1.25% Top 25%

Third-Party Advisory gmane.org Third-Party Advisory gmane.org Third-Party Advisory openwall.com Third-Party Advisory openwall.com Third-Party Advisory debian.org Third-Party Advisory debian.org

Affected: n/a n/a

References

Link	Tags
http://article.gmane.org/gmane.network.tcpdump.devel/4968	issue tracking third party advisory broken link
http://www.openwall.com/lists/oss-security/2014/02/08/5	third party advisory mailing list
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=623868	issue tracking third party advisory patch
http://www.openwall.com/lists/oss-security/2011/05/19/11	issue tracking mailing list patch third party advisory broken link
http://thread.gmane.org/gmane.network.tcpdump.devel/5018	issue tracking patch third party advisory broken link
https://bugs.debian.org/cgi-bin/bugreport.cgi?att=1%3Bbug=623868%3Bfilename=0001-Fix-the-calculation-of-the-frame-size-in-memory-mapp.patch%3Bmsg=10
https://security-tracker.debian.org/tracker/CVE-2011-1935/	issue tracking third party advisory

Frequently Asked Questions

What is the severity of CVE-2011-1935?: CVE-2011-1935 has been scored as a critical severity vulnerability.
How to fix CVE-2011-1935?: To fix CVE-2011-1935, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-1935 being actively exploited in the wild?: It is possible that CVE-2011-1935 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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