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| -rw-r--r-- | NEWS | 93 |
1 files changed, 90 insertions, 3 deletions
@@ -11,7 +11,27 @@ some security review. Use at your own risk. This is polkit 0.113. Highlights: - TODO + Fixes CVE-2015-4625, a local privilege escalation due to predictable + authentication session cookie values. Thanks to Tavis Ormandy, Google Project + Zero for reporting this issue. For the future, authentication agents are + encouraged to use PolkitAgentSession instead of using the D-Bus agent response + API directly. + + Fixes CVE-2015-3256, various memory corruption vulnerabilities in use of the + JavaScript interpreter, possibly leading to local privilege escalation. + + Fixes CVE-2015-3255, a memory corruption vulnerability in handling duplicate + action IDs, possibly leading to local privilege escalation. Thanks to + Laurent Bigonville for reporting this issue. + + Fixes CVE-2015-3218, which allowed any local user to crash polkitd. Thanks to + Tavis Ormandy, Google Project Zero, for reporting this issue. + + On systemd-213 and later, the “active” state is shared across all sessions of + an user, instead of being tracked separately. + + (pkexec), when not given a program to execute, runs the users’ shell by + default. Build requirements @@ -23,12 +43,79 @@ Build requirements Changes since polkit 0.112: - TODO +Colin Walters (17): + PolkitSystemBusName: Add public API to retrieve Unix user + examples/cancel: Fix to securely lookup subject + sessionmonitor-systemd: Deduplicate code paths + PolkitSystemBusName: Retrieve both pid and uid + Port internals non-deprecated PolkitProcess API where possible + Use G_GNUC_BEGIN_IGNORE_DEPRECATIONS to avoid warning spam + pkexec: Work around systemd injecting broken XDG_RUNTIME_DIR + pkexec: Support just plain "pkexec" to run shell + .dir-locals: Style for Emacs - we don't use tabs + authority: Avoid cookie wrapping by using u64 counter + CVE-2015-3218: backend: Handle invalid object paths in RegisterAuthenticationAgent + build: Start using git.mk + Revert "authority: Avoid cookie wrapping by using u64 counter" + authority: Add a helper method for checking whether an identity is root + CVE-2015-4625: Use unpredictable cookie values, keep them secret + CVE-2015-4625: Bind use of cookies to specific uids + README: Note to send security reports via DBus's mechanism + +Kay Sievers (1): + sessionmonitor-systemd: prepare for D-Bus "user bus" model + +Lukasz Skalski (1): + polkitd: Fix problem with removing non-existent source + +Max A. Dednev (1): + authority: Fix memory leak in EnumerateActions call results handler + +Miloslav Trmač (24): + Post-release version bump to 0.113 + Don't discard error data returned by polkit_system_bus_name_get_user_sync + Fix a memory leak + Refuse duplicate --user arguments to pkexec + Fix a possible NULL dereference. + Remove a redundant assignment. + Simplify forced error domain registration + Fix a typo, s/Evaluting/Evaluating/g + s/INCLUDES/AM_CPPFLAGS/g + Fix duplicate GError use when "uid" is missing + Fix a crash when two authentication requests are in flight. + docs: Update for changes to uid binding/AuthenticationAgentResponse2 + Don't pass an uninitialized JS parameter + Don't add extra NULL group to subject.groups + Don't store unrooted jsvals on heap + Fix a per-authorization memory leak + Fix a memory leak when registering an authentication agent + Wrap all JS usage within “requests” + Register heap-based JSObject pointers to GC + Prevent builds against SpiderMonkey with exact stack rooting + Clear the JS operation callback before invoking JS in the callback + Fix spurious timeout exceptions on GC + Fix GHashTable usage. + Fix use-after-free in polkitagentsession.c + +Philip Withnall (1): + sessionmonitor-systemd: Use sd_uid_get_state() to check session activity + +Rui Matos (1): + PolkitAgentSession: fix race between child and io watches + +Simon McVittie (1): + Use libsystemd instead of older libsystemd-login if possible + +Ting-Wei Lan (1): + build: Fix several issues on FreeBSD + +Xabier Rodriguez Calvar (1): + Fixed compilation problem in the backend Thanks to our contributors. Colin Walters and Miloslav Trmač, -$DATE +July 2, 2015 -------------- polkit 0.112 |