kernel: keys: Fix linking a duplicate key to a keyring's assoc_array

A race condition was found in the Linux kernel's keyring subsystem. When concurrent DNS queries resolve the same hostname, a duplicate index key can be created in the keyring's assocarray. The assocarray implementation has a BUGON check that detects this invalid state, causing a kernel crash. Thi...

CVE-2022-48657

In the Linux kernel, the following vulnerability has been resolved: arm64: topology: fix possible overflow in amufiesetup cpufreqgethwmaxfreq returns max frequency in kHz as unsigned int, while freqinvsetmaxratio gets passed this frequency in Hz as 'u64'. Multiplying max frequency by 1000 can...

CVE-2022-48666

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix a use-after-free There are two .exitcmdpriv implementations. Both implementations use resources associated with the SCSI host. Make sure that these resources are still available when .exitcmdpriv is called by...

CVE-2022-48662

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Really move i915gemcontext.link under ref protection i915perf assumes that it can use the i915gemcontext reference to protect its i915-gem.contexts.list iteration. However, this requires that we do not remove the...

CVE-2022-48660 gpiolib: cdev: Set lineevent_state::irq after IRQ register successfully

In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: Set lineeventstate::irq after IRQ register successfully When running gpio test on nxp-ls1028 platform with below command gpiomon --num-events=3 --rising-edge gpiochip1 25 There will be a warning trace as below: Cal...

CVE-2022-48658 mm: slub: fix flush_cpu_slab()/__free_slab() invocations in task context.

In the Linux kernel, the following vulnerability has been resolved: mm: slub: fix flushcpuslab/freeslab invocations in task context. Commit 5a836bf6b09f "mm: slub: move flushcpuslab invocations freeslab invocations out of IRQ context" moved all flushcpuslab invocations to the global workqueue to...

CVE-2022-48656 dmaengine: ti: k3-udma-private: Fix refcount leak bug in of_xudma_dev_get()

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-private: Fix refcount leak bug in ofxudmadevget We should call ofnodeput for the reference returned by ofparsephandle in fail path or when it is not used anymore. Here we only need to move the ofnodeput...

CVE-2022-48643 netfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix nftcountersenabled underflow at nftablesaddchain syzbot is reporting underflow of nftcountersenabled counter at nftablesaddchain 1, for commit 43eb8949cfdffa76 "netfilter: nftables: do not leave chain sta...

Russia Vetoed a UN Resolution to Ban Space Nukes

A ban on weapons of mass destruction in orbit has stood since 1967. Russia apparently has other ideas...

unbound: novel ghost domain attack that allows attackers to trigger continued resolvability of malicious domain names

A flaw was found in Unbound, which is vulnerable to a novel type of "ghost domain names" attack. The vulnerability works by targeting an Unbound instance. Unbound is queried for a subdomain of a rogue domain name. The rogue nameserver returns delegation information for the subdomain that updates...

CVE-2024-26924 netfilter: nft_set_pipapo: do not free live element

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetpipapo: do not free live element Pablo reports a crash with large batches of elements with a back-to-back add/remove pattern. Quoting Pablo: addelem"00000000" timeout 100 ms ... addelem"0000000X" timeout 100 ms...

SUSE CVE-2024-31208

Synapse is an open-source Matrix homeserver. A remote Matrix user with malicious intent, sharing a room with Synapse instances before 1.105.1, can dispatch specially crafted events to exploit a weakness in the V2 state resolution algorithm. This can induce high CPU consumption and accumulate...

DEBIAN-CVE-2024-31208

Synapse is an open-source Matrix homeserver. A remote Matrix user with malicious intent, sharing a room with Synapse instances before 1.105.1, can dispatch specially crafted events to exploit a weakness in the V2 state resolution algorithm. This can induce high CPU consumption and accumulate...

CVE-2024-31208

Synapse is an open-source Matrix homeserver. A remote Matrix user with malicious intent, sharing a room with Synapse instances before 1.105.1, can dispatch specially crafted events to exploit a weakness in the V2 state resolution algorithm. This can induce high CPU consumption and accumulate...

UBUNTU-CVE-2024-31208

Synapse is an open-source Matrix homeserver. A remote Matrix user with malicious intent, sharing a room with Synapse instances before 1.105.1, can dispatch specially crafted events to exploit a weakness in the V2 state resolution algorithm. This can induce high CPU consumption and accumulate...

PYSEC-2024-50

Synapse is an open-source Matrix homeserver. A remote Matrix user with malicious intent, sharing a room with Synapse instances before 1.105.1, can dispatch specially crafted events to exploit a weakness in the V2 state resolution algorithm. This can induce high CPU consumption and accumulate...

curl: heap based buffer overflow in the SOCKS5 proxy handshake

A heap-based buffer overflow flaw was found in the SOCKS5 proxy handshake in the Curl package. If Curl is unable to resolve the address itself, it passes the hostname to the SOCKS5 proxy. However, the maximum length of the hostname that can be passed is 255 bytes. If the hostname is longer, then...

CVE-2024-31208 Synapse's V2 state resolution weakness allows DoS from remote room members

Synapse is an open-source Matrix homeserver. A remote Matrix user with malicious intent, sharing a room with Synapse instances before 1.105.1, can dispatch specially crafted events to exploit a weakness in the V2 state resolution algorithm. This can induce high CPU consumption and accumulate...

CVE-2024-31208

CVE-2024-31208 affects Synapse (Matrix homeserver) before 1.105.1. A remote matrix user sharing a room with such servers can dispatch crafted events to exploit the V2 state resolution algorithm, causing high CPU usage and database bloat leading to a denial of service. Impact is limited to servers...

CVE-2024-31208

Synapse is an open-source Matrix homeserver. A remote Matrix user with malicious intent, sharing a room with Synapse instances before 1.105.1, can dispatch specially crafted events to exploit a weakness in the V2 state resolution algorithm. This can induce high CPU consumption and accumulate...