CVE-2024-56655

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: do not defer rule destruction via callrcu nftableschaindestroy can sleep, it can't be used from callrcu callbacks. Moreover, nftablesrulerelease is only safe for error unwinding, while transaction mutex is he...

CVE-2024-56657

In the Linux kernel, the following vulnerability has been resolved: ALSA: control: Avoid WARN for symlink errors Using WARN for showing the error of symlink creations don't give more information than telling that something goes wrong, since the usual code path is a lregister callback from each...

CVE-2024-56641

In the Linux kernel, the following vulnerability has been resolved: net/smc: initialize closework early to avoid warning We encountered a warning that closework was canceled before initialization. WARNING: CPU: 7 PID: 111103 at kernel/workqueue.c:3047 flushwork+0x19e/0x1b0 Workqueue: events...

AZL-68220 CVE-2024-56641 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: net/smc: initialize closework early to avoid warning We encountered a warning that closework was canceled before initialization. WARNING: CPU: 7 PID: 111103 at kernel/workqueue.c:3047 flushwork+0x19e/0x1b0 Workqueue: events...

DEBIAN-CVE-2024-56641

In the Linux kernel, the following vulnerability has been resolved: net/smc: initialize closework early to avoid warning We encountered a warning that closework was canceled before initialization. WARNING: CPU: 7 PID: 111103 at kernel/workqueue.c:3047 flushwork+0x19e/0x1b0 Workqueue: events...

CVE-2024-56625

In the Linux kernel, the following vulnerability has been resolved: can: dev: cansettermination: allow sleeping GPIOs In commit 6e86a1543c37 "can: dev: provide optional GPIO based termination support" GPIO based termination support was added. For no particular reason that patch uses gpiodsetvalue...

CVE-2024-56592

In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the htab, it may hold the last reference of the map. bpfmapfdputptr will invoke bpfmapfreeid to free the id of the removed map element...

DEBIAN-CVE-2024-56592

In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the htab, it may hold the last reference of the map. bpfmapfdputptr will invoke bpfmapfreeid to free the id of the removed map element...

CVE-2024-56584

In the Linux kernel, the following vulnerability has been resolved: iouring/tctx: work around xastore allocation error issue syzbot triggered the following WARNON: WARNING: CPU: 0 PID: 16 at iouring/tctx.c:51 iouringfree+0xfa/0x140 iouring/tctx.c:51 which is the WARNONONCE!xaempty&tctx-;xa; sanit...

CVE-2024-56583

In the Linux kernel, the following vulnerability has been resolved: sched/deadline: Fix warning in migrateenable for boosted tasks When running the following command: while true; do stress-ng --cyclic 30 --timeout 30s --minimize --quiet done a warning is eventually triggered: WARNING: CPU: 43 PID...

CVE-2024-56558

In the Linux kernel, the following vulnerability has been resolved: nfsd: make sure exp active before svcexportshow The function eshow was called with protection from RCU. This only ensures that exp will not be freed. Therefore, the reference count for exp can drop to zero, which will trigger a...

UBUNTU-CVE-2024-56633

In the Linux kernel, the following vulnerability has been resolved: tcpbpf: Fix the skmemuncharge logic in tcpbpfsendmsg The current sk memory accounting logic in SKREDIRECT is pre-uncharging tosend bytes, which is either msg-sg.size or a smaller value applybytes. Potential problems with this...

UBUNTU-CVE-2024-56592

In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the htab, it may hold the last reference of the map. bpfmapfdputptr will invoke bpfmapfreeid to free the id of the removed map element...

UBUNTU-CVE-2024-56584

In the Linux kernel, the following vulnerability has been resolved: iouring/tctx: work around xastore allocation error issue syzbot triggered the following WARNON: WARNING: CPU: 0 PID: 16 at iouring/tctx.c:51 iouringfree+0xfa/0x140 iouring/tctx.c:51 which is the WARNONONCE!xaempty&tctx-xa; sanity...

CVE-2024-56657 ALSA: control: Avoid WARN() for symlink errors

In the Linux kernel, the following vulnerability has been resolved: ALSA: control: Avoid WARN for symlink errors Using WARN for showing the error of symlink creations don't give more information than telling that something goes wrong, since the usual code path is a lregister callback from each...

CVE-2024-56657 ALSA: control: Avoid WARN() for symlink errors

In the Linux kernel, the following vulnerability has been resolved: ALSA: control: Avoid WARN for symlink errors Using WARN for showing the error of symlink creations don't give more information than telling that something goes wrong, since the usual code path is a lregister callback from each...

CVE-2024-56657 ALSA: control: Avoid WARN() for symlink errors

In the Linux kernel, the following vulnerability has been resolved: ALSA: control: Avoid WARN for symlink errors Using WARN for showing the error of symlink creations don't give more information than telling that something goes wrong, since the usual code path is a lregister callback from each...

CVE-2024-56657

CVE-2024-56657 relates to the Linux kernel ALSA: control path where WARN() was used for symlink creation errors. The fix downgrades these warnings to dev_err() and adds the function name to the prefix to reduce confusion (notably for fuzzers). This is a patch-level remediation described in Azure ...

CVE-2024-56641 net/smc: initialize close_work early to avoid warning

In the Linux kernel, the following vulnerability has been resolved: net/smc: initialize closework early to avoid warning We encountered a warning that closework was canceled before initialization. WARNING: CPU: 7 PID: 111103 at kernel/workqueue.c:3047 flushwork+0x19e/0x1b0 Workqueue: events...

CVE-2024-56641

CVE-2024-56641 affects the Linux kernel (net/smc). The issue occurs when closing an SMC LGR connection: canceling close_work happens before it's initialized, triggering a WARN_ON in __flush_work. The fix is to initialize close_work before establishing the connection (as noted in the advisory). Re...