Description
The ptsname function in FreeBSD 6.0 through 7.0-PRERELEASE does not properly verify that a certain portion of a device name is associated with a pty of a user who is calling the pt_chown function, which might allow local users to read data from the pty from another user.
References
- 28498 third-party-advisory
- 1019191 vdb-entry
- freebsd-ptsname-information-disclosure(39667) vdb-entry
- 27284 vdb-entry
- FreeBSD-SA-08:01 vendor-advisory