This bug was fixed in the package linux - 6.17.0-35.35
---------------
linux (6.17.0-35.35) questing; urgency=medium
* GRO managed-frag use-after-free leading to local privilege escalation
(LP: #2154172)
- net: gro: don't merge zcopy skbs
linux (6.17.0-32.32) questing; urgency=medium
* apparmor (LP: #2151747)
- SAUCE: apparmor: pass big_resp to handler
- SAUCE: apparmor: remove redundant kref_init for listener->count
- SAUCE: apparmor: fix NULL pointer dereference in unpack_pdb
* apparmor (LP: #2151747) // CVE-2026-47337
- SAUCE: apparmor: fix NULL pointer dereference in bind_map_addr
* apparmor (LP: #2151747) // CVE-2026-47334
- SAUCE: apparmor: fix sleep prone memory allocation under a spin_lock
* apparmor (LP: #2151747) // CVE-2026-47333
- SAUCE: apparmor: fix dfa unpacking size of the notification filter
* apparmor (LP: #2151747) // CVE-2026-47332
- SAUCE: apparmor: fix size check against type instead of pointer
* apparmor: LLVM/clang build failure due to uninitialized variable in
notify.c (LP: #2148809) // CVE-2026-47330
- SAUCE: apparmor: initialize variable used in uninitialized context
* apparmor (LP: #2151747) // CVE-2026-47329
- SAUCE: apparmor: fix name validation bypass on notification
* apparmor (LP: #2151747) // CVE-2026-47327 // CVE-2026-47328
- SAUCE: apparmor: fix glob memory leak after kstrdup
* apparmor (LP: #2151747) // CVE-2026-47326
- SAUCE: apparmor: fix inverted NULL check after aa_get_buffer
linux (6.17.0-31.31) questing; urgency=medium
* questing/linux: 6.17.0-31.31 -proposed tracker (LP: #2153765)
* Packaging resync (LP: #1786013)
- [Packaging] update annotations scripts
* CVE-2026-46300
- net: skbuff: preserve shared-frag marker during coalescing
- net: skbuff: propagate shared-frag marker through frag-transfer helpers
* net/rds: reset op_nents when zerocopy page pin fails (LP: #2153962)
- net/rds: reset op_nents when zerocopy page pin fails
* CVE-2026-46333
- ptrace: slightly saner 'get_dumpable()' logic
* CVE-2026-43500
- rxrpc: Fix conn-level packet handling to unshare RESPONSE packets
- rxrpc: Fix potential UAF after skb_unshare() failure
- rxrpc: Fix rxrpc_input_call_event() to only unshare DATA packets
- rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present
* CVE-2026-31676 // CVE-2026-43500
- rxrpc: only handle RESPONSE during service challenge
* CVE-2026-43284
- xfrm: esp: avoid in-place decrypt on shared skb frags
-- Manuel Diewald <[email protected]> Tue, 26 May 2026
11:53:56 +0200
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https://bugs.launchpad.net/bugs/2154172
Title:
GRO managed-frag use-after-free leading to local privilege escalation
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