vulnerability

Huawei EulerOS: CVE-2024-56739: kernel security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
2024-12-29
Added
2025-04-11
Modified
2025-04-11

Description

In the Linux kernel, the following vulnerability has been resolved:

rtc: check if __rtc_read_time was successful in rtc_timer_do_work()

If the __rtc_read_time call fails,, the struct rtc_time tm; may contain
uninitialized data, or an illegal date/time read from the RTC hardware.

When calling rtc_tm_to_ktime later, the result may be a very large value
(possibly KTIME_MAX). If there are periodic timers in rtc->timerqueue,
they will continually expire, may causing kernel softlockup.

Solution(s)

huawei-euleros-2_0_sp11-upgrade-bpftoolhuawei-euleros-2_0_sp11-upgrade-kernelhuawei-euleros-2_0_sp11-upgrade-kernel-abi-stablelistshuawei-euleros-2_0_sp11-upgrade-kernel-toolshuawei-euleros-2_0_sp11-upgrade-kernel-tools-libshuawei-euleros-2_0_sp11-upgrade-python3-perf
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