mptcp: init: protect sched with rcu_read_lock

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DEBIAN-CVE-2024-57929

In the Linux kernel, the following vulnerability has been resolved: dm array: fix releasing a faulty array block twice in dmarraycursorend When dmbmreadlock fails due to locking or checksum errors, it releases the faulty block implicitly while leaving an invalid output pointer behind. The caller ...

UBUNTU-CVE-2024-57929

In the Linux kernel, the following vulnerability has been resolved: dm array: fix releasing a faulty array block twice in dmarraycursorend When dmbmreadlock fails due to locking or checksum errors, it releases the faulty block implicitly while leaving an invalid output pointer behind. The caller ...

PT-2025-49794

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to the handling of robust list pointers during an exec operation. Specifically, the sys get robust list and compat get robust list functions may...

CVE-2024-56654

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Fix using rcureadunlock while iterating The usage of rcureadunlock while inside listforeachentryrcu is not safe since for the most part entries fetched this way shall be treated as rcudereference: Note that t...

AZL-54910 CVE-2024-56654 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Fix using rcureadunlock while iterating The usage of rcureadunlock while inside listforeachentryrcu is not safe since for the most part entries fetched this way shall be treated as rcudereference: Note that t...

CVE-2024-56654

CVE-2024-56654 affects the Linux kernel Bluetooth stack. The flaw arises from using rcu_read_(un)lock inside list_for_each_entry_rcu, which is unsafe because entries dereferenced under RCU must be obtained via rcu_dereference(). The advisory states this is not legal and describes a patch that fix...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from improper use of rcureadunlock in the Bluetooth:hcievent module, which results in illegal access within the R...

AZL-53894 CVE-2024-53047 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: mptcp: init: protect sched with rcureadlock Enabling CONFIGPROVERCULIST with its dependence CONFIGRCUEXPERT creates this splat when an MPTCP socket is created: ============================= WARNING: suspicious RCU usage 6.12.0-rc...

DEBIAN-CVE-2024-53042

In the Linux kernel, the following vulnerability has been resolved: ipv4: iptunnel: Fix suspicious RCU usage warning in iptunnelinitflow There are code paths from which the function is called without holding the RCU read lock, resulting in a suspicious RCU usage warning 1. Fix by using...

kernel: bpf: Check rcu_read_lock_trace_held() before calling bpf map helpers

In the Linux kernel, the following vulnerability has been resolved: bpf: Check rcureadlocktraceheld before calling bpf map helpers These three bpfmaplookup,update,deleteelem helpers are also available for sleepable bpf program, so add the corresponding lock assertion for sleepable bpf program,...

PT-2025-3600

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue concerns a vulnerability in the Linux kernel where a disk revalidation changing the conventional zones bitmap of a disk could cause invalid memory references when using the dis...

UBUNTU-CVE-2022-48956

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid use-after-free in ip6fragment Blamed commit claimed rcureadlock was held by ip6fragment callers. It seems to not be always true, at least for UDP stack. syzbot reported: BUG: KASAN: use-after-free in ip6dstidev...

SUSE CVE-2024-46681

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

AZL-49328 CVE-2024-46681 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

AZL-49341 CVE-2024-46681 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

UBUNTU-CVE-2024-46681

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

CVE-2024-46681 pktgen: use cpus_read_lock() in pg_net_init()

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

SUSE CVE-2024-44986

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible UAF in ip6finishoutput2 If skbexpandhead returns NULL, skb has been freed and associated dst/idev could also have been freed. We need to hold rcureadlock to make sure the dst and associated idev are alive...

SUSE CVE-2024-44987

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent UAF in ip6sendskb syzbot reported an UAF in ip6sendskb 1 After ip6localout has returned, we no longer can safely dereference rt, unless we hold rcureadlock. A similar issue has been fixed in commit a688caa34beb "ipv...