The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applicationsUpgrade SLES:15.6
kernel-syms-azure
to version 6.4.0-150600.8.5.1 or higher.
Note: Versions mentioned in the description apply only to the upstream kernel-syms-azure
package and not the kernel-syms-azure
package as distributed by SLES
.
See How to fix?
for SLES:15.6
relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
usb: typec: tcpm: fix double-free issue in tcpm_port_unregister_pd()
When unregister pd capabilitie in tcpm, KASAN will capture below double -free issue. The root cause is the same capabilitiy will be kfreed twice, the first time is kfreed by pd_capabilities_release() and the second time is explicitly kfreed by tcpm_port_unregister_pd().
[ 3.988059] BUG: KASAN: double-free in tcpm_port_unregister_pd+0x1a4/0x3dc [ 3.995001] Free of addr ffff0008164d3000 by task kworker/u16:0/10 [ 4.001206] [ 4.002712] CPU: 2 PID: 10 Comm: kworker/u16:0 Not tainted 6.8.0-rc5-next-20240220-05616-g52728c567a55 #53 [ 4.012402] Hardware name: Freescale i.MX8QXP MEK (DT) [ 4.017569] Workqueue: events_unbound deferred_probe_work_func [ 4.023456] Call trace: [ 4.025920] dump_backtrace+0x94/0xec [ 4.029629] show_stack+0x18/0x24 [ 4.032974] dump_stack_lvl+0x78/0x90 [ 4.036675] print_report+0xfc/0x5c0 [ 4.040289] kasan_report_invalid_free+0xa0/0xc0 [ 4.044937] __kasan_slab_free+0x124/0x154 [ 4.049072] kfree+0xb4/0x1e8 [ 4.052069] tcpm_port_unregister_pd+0x1a4/0x3dc [ 4.056725] tcpm_register_port+0x1dd0/0x2558 [ 4.061121] tcpci_register_port+0x420/0x71c [ 4.065430] tcpci_probe+0x118/0x2e0
To fix the issue, this will remove kree() from tcpm_port_unregister_pd().