USN-220-1: w3c-libwww vulnerability

1 December 2005

w3c-libwww vulnerability

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Releases

Details

Sam Varshavchik discovered several buffer overflows in the
HTBoundary_put_block() function. By sending specially crafted HTTP
multipart/byteranges MIME messages, a malicious HTTP server could
trigger an out of bounds memory access in the libwww library, which
causes the program that uses the library to crash.

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Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 5.10
  • libwww0 -
Ubuntu 5.04
  • libwww0 -
Ubuntu 4.10
  • libwww0 -

In general, a standard system update will make all the necessary changes.

References

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Further reading