CVE-2022-49699

In the Linux kernel, the following vulnerability has been resolved: filemap: Handle sibling entries in filemapgetreadbatch If a read races with an invalidation followed by another read, it is possible for a folio to be replaced with a higher-order folio. If that happens, we'll see a sibling entry...

AZL-68802 CVE-2022-49699 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: filemap: Handle sibling entries in filemapgetreadbatch If a read races with an invalidation followed by another read, it is possible for a folio to be replaced with a higher-order folio. If that happens, we'll see a sibling entry...

DEBIAN-CVE-2022-49554

In the Linux kernel, the following vulnerability has been resolved: zsmalloc: fix races between asynchronous zspage free and page migration The asynchronous zspage free worker tries to lock a zspage's entire page list without defending against page migration. Since pages which haven't yet been...

UBUNTU-CVE-2022-49554

In the Linux kernel, the following vulnerability has been resolved: zsmalloc: fix races between asynchronous zspage free and page migration The asynchronous zspage free worker tries to lock a zspage's entire page list without defending against page migration. Since pages which haven't yet been...

UBUNTU-CVE-2022-49662

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix lockdep splat in in6dumpaddrs As reported by syzbot, we should not use rcudereference when rcureadlock is not held. WARNING: suspicious RCU usage 5.19.0-rc2-syzkaller 0 Not tainted net/ipv6/addrconf.c:5175 suspicious...

CVE-2022-49149

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix call timer start racing with call destruction The rxrpccall struct has a timer used to handle various timed events relating to a call. This timer can get started from the packet input routines that are run in softirq...

DEBIAN-CVE-2022-49149

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix call timer start racing with call destruction The rxrpccall struct has a timer used to handle various timed events relating to a call. This timer can get started from the packet input routines that are run in softirq...

CVE-2022-49699

In the Linux kernel, the following vulnerability has been resolved: filemap: Handle sibling entries in filemapgetreadbatch If a read races with an invalidation followed by another read, it is possible for a folio to be replaced with a higher-order folio. If that happens, we'll see a sibling entry...

CVE-2022-49699

CVE-2022-49699 : In the Linux kernel, a race in filemap_get_read_batch() between reads and invalidation can replace a folio with a higher-order folio, causing a NULL pointer dereference while holding the RCU read lock. The patch handles the race by returning early; the next call will locate the n...

CVE-2022-49699 filemap: Handle sibling entries in filemap_get_read_batch()

In the Linux kernel, the following vulnerability has been resolved: filemap: Handle sibling entries in filemapgetreadbatch If a read races with an invalidation followed by another read, it is possible for a folio to be replaced with a higher-order folio. If that happens, we'll see a sibling entry...

CVE-2022-49149 rxrpc: Fix call timer start racing with call destruction

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix call timer start racing with call destruction The rxrpccall struct has a timer used to handle various timed events relating to a call. This timer can get started from the packet input routines that are run in softirq...

PT-2025-8487 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A issue in the Linux kernel has been identified, where the asynchronous zspage free worker does not properly defend against page migration, leading to potential races. This can cause t...

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 Linux kernel that originates from the use of rcudereference when rcureadlock is not held in in6dumpaddrs...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ila: blocking BH in ilaoutput As explained in commit 1378817486d6 “tipc: blocking BH before using dstcache”, the net/core/dstcache.c helper functions need to be called with blocking BH disabled. ilaoutput is called from...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: fixed a possible Use-after-Allocation UAF in ip6finishoutput2. If skbexpandhead returns NULL, the skb is freed, and the associated dst/idev may also be freed. We need to hold the rcureadlock to ensure that the dst and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevented possible UAF in ip6xmit If skbexpandhead returns NULL, the skb has been freed, and the associated dst/idev may also have been freed. We must use rcureadlock to prevent possible UAF...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Prevent UAF in proccpusetshow A UAF can occur when reading /proc/cpuset, as reported in 1. This issue can be reproduced using the following methods: 1. Add an mdelay1000 before acquiring the cgrouplock in the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv4: iptunnel: A suspicious RCU usage warning was fixed in iptunnelinitflow. There are code paths where the function is called without holding the RCU read lock, resulting in a suspicious RCU usage warning 1. The issue was fixed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nfnetlinkqueue: acquire rcureadlock in instanceDestroyrcu syzbot reported that nfreinject could be called without rcureadlock: WARNING: suspicious RCU usage 6.9.0-rc7-syzkaller-02060-g5c1672705a1a 0 Not tainted...

PT-2025-8872

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the IPv6 protocol implementation within the net/ipv6/ndisc.c module. The ndisc send skb function can be called without holding the RTNL Routing Netli...