** Also affects: linux (Ubuntu Yakkety) Importance: Medium Assignee: Tim Gardner (timg-tpi) Status: Fix Released
** Also affects: linux-ti-omap4 (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-armadaxp (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-lts-quantal (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-lts-raring (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-lts-saucy (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-mako (Ubuntu Yakkety) Importance: Medium Status: New ** Also affects: linux-manta (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-goldfish (Ubuntu Yakkety) Importance: Medium Status: New ** Also affects: linux-flo (Ubuntu Yakkety) Importance: Medium Status: New ** Also affects: linux-lts-trusty (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-lts-utopic (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-lts-vivid (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-lts-wily (Ubuntu Yakkety) Importance: Medium Status: Invalid ** Also affects: linux-raspi2 (Ubuntu Yakkety) Importance: Medium Status: New ** Also affects: linux-lts-xenial (Ubuntu Yakkety) Importance: Medium Status: Invalid -- You received this bug notification because you are a member of नेपाली भाषा समायोजकहरुको समूह, which is subscribed to Xenial. Matching subscriptions: Ubuntu 16.04 Bugs https://bugs.launchpad.net/bugs/1555353 Title: integer overflow in xt_alloc_table_info Status in linux package in Ubuntu: Fix Released Status in linux-armadaxp package in Ubuntu: Invalid Status in linux-flo package in Ubuntu: New Status in linux-goldfish package in Ubuntu: New Status in linux-lts-quantal package in Ubuntu: Invalid Status in linux-lts-raring package in Ubuntu: Invalid Status in linux-lts-saucy package in Ubuntu: Invalid Status in linux-lts-trusty package in Ubuntu: Invalid Status in linux-lts-utopic package in Ubuntu: Invalid Status in linux-lts-vivid package in Ubuntu: Invalid Status in linux-lts-wily package in Ubuntu: Invalid Status in linux-lts-xenial package in Ubuntu: Invalid Status in linux-mako package in Ubuntu: New Status in linux-manta package in Ubuntu: Invalid Status in linux-raspi2 package in Ubuntu: New Status in linux-ti-omap4 package in Ubuntu: Invalid Status in linux source package in Precise: Invalid Status in linux-armadaxp source package in Precise: Invalid Status in linux-flo source package in Precise: Invalid Status in linux-goldfish source package in Precise: Invalid Status in linux-lts-quantal source package in Precise: Invalid Status in linux-lts-raring source package in Precise: Invalid Status in linux-lts-saucy source package in Precise: Invalid Status in linux-lts-trusty source package in Precise: Invalid Status in linux-lts-utopic source package in Precise: Invalid Status in linux-lts-vivid source package in Precise: Invalid Status in linux-lts-wily source package in Precise: Invalid Status in linux-lts-xenial source package in Precise: Invalid Status in linux-mako source package in Precise: Invalid Status in linux-manta source package in Precise: Invalid Status in linux-raspi2 source package in Precise: Invalid Status in linux-ti-omap4 source package in Precise: Invalid Status in linux source package in Trusty: Invalid Status in linux-armadaxp source package in Trusty: Invalid Status in linux-flo source package in Trusty: Invalid Status in linux-goldfish source package in Trusty: Invalid Status in linux-lts-quantal source package in Trusty: Invalid Status in linux-lts-raring source package in Trusty: Invalid Status in linux-lts-saucy source package in Trusty: Invalid Status in linux-lts-trusty source package in Trusty: Invalid Status in linux-lts-utopic source package in Trusty: Invalid Status in linux-lts-vivid source package in Trusty: Invalid Status in linux-lts-wily source package in Trusty: Fix Released Status in linux-lts-xenial source package in Trusty: Fix Released Status in linux-mako source package in Trusty: Invalid Status in linux-manta source package in Trusty: Invalid Status in linux-raspi2 source package in Trusty: Invalid Status in linux-ti-omap4 source package in Trusty: Invalid Status in linux source package in Wily: Fix Released Status in linux-armadaxp source package in Wily: Invalid Status in linux-flo source package in Wily: New Status in linux-goldfish source package in Wily: New Status in linux-lts-quantal source package in Wily: Invalid Status in linux-lts-raring source package in Wily: Invalid Status in linux-lts-saucy source package in Wily: Invalid Status in linux-lts-trusty source package in Wily: Invalid Status in linux-lts-utopic source package in Wily: Invalid Status in linux-lts-vivid source package in Wily: Invalid Status in linux-lts-wily source package in Wily: Invalid Status in linux-lts-xenial source package in Wily: Invalid Status in linux-mako source package in Wily: New Status in linux-manta source package in Wily: New Status in linux-raspi2 source package in Wily: Fix Released Status in linux-ti-omap4 source package in Wily: Invalid Status in linux source package in Xenial: Fix Released Status in linux-armadaxp source package in Xenial: Invalid Status in linux-flo source package in Xenial: New Status in linux-goldfish source package in Xenial: New Status in linux-lts-quantal source package in Xenial: Invalid Status in linux-lts-raring source package in Xenial: Invalid Status in linux-lts-saucy source package in Xenial: Invalid Status in linux-lts-trusty source package in Xenial: Invalid Status in linux-lts-utopic source package in Xenial: Invalid Status in linux-lts-vivid source package in Xenial: Invalid Status in linux-lts-wily source package in Xenial: Invalid Status in linux-lts-xenial source package in Xenial: Invalid Status in linux-mako source package in Xenial: New Status in linux-manta source package in Xenial: Invalid Status in linux-raspi2 source package in Xenial: New Status in linux-ti-omap4 source package in Xenial: Invalid Status in linux source package in Yakkety: Fix Released Status in linux-armadaxp source package in Yakkety: Invalid Status in linux-flo source package in Yakkety: New Status in linux-goldfish source package in Yakkety: New Status in linux-lts-quantal source package in Yakkety: Invalid Status in linux-lts-raring source package in Yakkety: Invalid Status in linux-lts-saucy source package in Yakkety: Invalid Status in linux-lts-trusty source package in Yakkety: Invalid Status in linux-lts-utopic source package in Yakkety: Invalid Status in linux-lts-vivid source package in Yakkety: Invalid Status in linux-lts-wily source package in Yakkety: Invalid Status in linux-lts-xenial source package in Yakkety: Invalid Status in linux-mako source package in Yakkety: New Status in linux-manta source package in Yakkety: Invalid Status in linux-raspi2 source package in Yakkety: New Status in linux-ti-omap4 source package in Yakkety: Invalid Bug description: [Impact] [From https://code.google.com/p/google-security-research/issues/detail?id=758 ] A recent refactoring cof this codepath (https://github.com/torvalds/linux/commit/2e4e6a17af35be359cc8f1c924f8f198fbd478cc) introduced an integer overflow in xt_alloc_table_info, which on 32-bit systems can lead to small structure allocation and a copy_from_user based heap corruption. More specifically, the overflow may have been introduced in https://github.com/torvalds/linux/commit/711bdde6a884354ddae8da2fcb495b2a9364cc90 ; specifically the bit: + size_t sz = sizeof(*info) + size; (where size is an unsigned int passed from userspace). This issue should only affect 32bit platforms (xt_table_info.size is an unsigned int). [Fix] Upstream proposed fix: http://marc.info/?l=netfilter-devel&m=145757136822750&w=2 [Test Case] Download v4 code from: https://code.google.com/p/google-security-research/issues/detail?id=758 gcc *v4.c -o v4 ./v4 Your machine should _not_ crash. This only affects 32-bit kernels To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1555353/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~group.of.nepali.translators Post to : group.of.nepali.translators@lists.launchpad.net Unsubscribe : https://launchpad.net/~group.of.nepali.translators More help : https://help.launchpad.net/ListHelp