In the Linux kernel, the following vulnerability has been resolved: mptcp: fix a race in mptcp_pm_del_add_timer() mptcp_pm_del_add_timer() can call sk_stop_timer_sync(sk, &entry->add_timer) while a…
Critical CVSS 9.8
Summary
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix a race in mptcp_pm_del_add_timer() mptcp_pm_del_add_timer() can call sk_stop_timer_sync(sk, &entry->add_timer) while another might have free entry already, as reported by syzbot. Add RCU protection to fix this issue. Also change confusing add_timer variable with stop_timer boolean. syzbot report: BUG: KASAN: slab-use-after-free in __timer_delete_sync+0x372/0x3f0 kernel/time/timer.c:1616 Read of size 4 at addr f…
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Sources
- NVD DATABASE
Original Links
- https://git.kernel.org/stable/c/385ddc0f008f24d1e7d03be998b3a98a37bd29ff
- https://git.kernel.org/stable/c/426358d9be7ce3518966422f87b96f1bad27295f
- https://git.kernel.org/stable/c/6d3275d4ca62e2c02e1b7e8cd32db59df91c14b7
- https://git.kernel.org/stable/c/9be29f8e7ce4e147e56caac2c3a0ce3573cf9c17
- https://git.kernel.org/stable/c/bbbd75346c8e6490b19c2ba90f38ea66ccf352b2
- https://git.kernel.org/stable/c/c602cc344b4b8d41515fec3ffa98457ac963ee12
- https://git.kernel.org/stable/c/e2d1ad207174a7cd7903dd27a00db4b2dfa6c64b
- https://cert-portal.siemens.com/productcert/html/ssa-253495.html
Timeline
- nvd_ingest NVD