In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero's (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash.
References
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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History
07 Nov 2023, 02:38
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Information
Published : 2017-10-03 01:29
Updated : 2023-11-07 02:38
NVD link : CVE-2017-13704
Mitre link : CVE-2017-13704
JSON object : View
Products Affected
debian
- debian_linux
thekelleys
- dnsmasq
novell
- leap
fedoraproject
- fedora
canonical
- ubuntu_linux
redhat
- enterprise_linux_desktop
- enterprise_linux_server
- enterprise_linux_workstation
CWE
CWE-20
Improper Input Validation