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CVE-2009-1243

Published: Apr 6, 2009

Modified: Aug 7, 2024

PUBLISHED

Description

net/ipv4/udp.c in the Linux kernel before 2.6.29.1 performs an unlocking step in certain incorrect circumstances, which allows local users to cause a denial of service (panic) by reading zero bytes from the /proc/net/udp file and unspecified other files, related to the "udp seq_file infrastructure."

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.29.1

x_refsource_CONFIRM

third-party-advisory

x_refsource_SECUNIA

[oss-security] 20090401 CVE request: kernel: udp: Wrong locking code in udp seq_file infrastructure

mailing-list

x_refsource_MLIST

vdb-entry

x_refsource_BID

linux-kernel-procnetudp-dos(49595)

vdb-entry

x_refsource_XF

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=30842f2989aacfaba3ccb39829b3417be9313dbe

x_refsource_CONFIRM

http://vigilance.fr/vulnerability/Linux-kernel-denial-of-service-via-proc-net-udp-8586

x_refsource_MISC

vdb-entry

x_refsource_VUPEN

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