oss-sec mailing list archives
Re: CVE Request: Linux: Incorrect branch fixups for eBPF allow arbitrary read
From: cve-assign () mitre org
Date: Sun, 14 Feb 2016 12:56:07 -0500 (EST)
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https://git.kernel.org/linus/a1b14d27ed0965838350f1377ff97c93ee383492 bpf: fix branch offset adjustment on backjumps after patching ctx expansion for backward jumps it fails to account the delta kernel/bpf/verifier.c adjust_branches - else if (i > pos && i + insn->off + 1 < pos) + else if (i > pos + delta && i + insn->off + 1 <= pos + delta)
Use CVE-2016-2383. - -- CVE assignment team, MITRE CVE Numbering Authority M/S M300 202 Burlington Road, Bedford, MA 01730 USA [ PGP key available through http://cve.mitre.org/cve/request_id.html ] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBCAAGBQJWwL70AAoJEL54rhJi8gl5Jm8P/2Udihf4a42tyljgF5jr87kl aUWEEeTtvsEnhD1Mk2nGG9uRF4KOETFAI0iUITnfiiVWmAZETRisjhpVBcXd6Dfe DgjHcF7JjMczf0bbJ885CzGWyTwyGN4L8O6OQjgSAGFhFxsaK5AUCZ/aH2H+4bD+ PsCT3n9p4+wEe6QwLyZlxmjbogH5AUv1cFlzk39eirEioJIKY8wqnVnSDxlGmGCS a6k+wIyNf7l3yJIM87sf2bseA983D9UWug1fmOOp1smwCzHiQLiPzRbcALnWKHmU VL/ppkTvSFtLkdZwwd7AXI0VYpCJjjb5C3rD1xSLtgKc1z9sIUXclliT45GADek6 x9oZrpjH1OH9Xb3GHAC7QFdhG7GG5fZFh3jlRQFh7JjbCMRIY1iDlDiLDXRvitl2 uyOVIZoVCk6Ph6ZCnkOKDlHhUE7tgtsqq5I+e9CB+g+5hxMiHVnYp27UvRV/2Nhe mOV2gp1axOmcmZn3fPwpdws+t0fJGS/8gP/ls5i9p5pWzwIg0ceU+CSyykzIbB7P 7F253iad+u7erOYU1YiW89+sh/luifSpcVsaX7wlNlX8QIq7ev4xQs7N5/DfRRws my2KZsS/P5gH+7I8ywKo5JSE7AyagdBKOz7J/nMCiaIz//JPxH2da44jFHFoRTMD ds9lmT7rXJWkZ6I3XWb9 =Ry66 -----END PGP SIGNATURE-----
Current thread:
- CVE Request: Linux: Incorrect branch fixups for eBPF allow arbitrary read Salvatore Bonaccorso (Feb 14)
- Re: CVE Request: Linux: Incorrect branch fixups for eBPF allow arbitrary read cve-assign (Feb 14)