Linux Kernel Organization, Inc. Security Vulnerabilities

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2024-643)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2024-643 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: defer shutdown(SEND_SHUTDOWN) for TCP_SYN_RECV sockets (CVE-2024-36905) In the Linux kernel, the following...

(RHSA-2024:2621) Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): kernel: use after free flaw in l2cap_conn_del in net/bluetooth/l2cap_core.c (CVE-2022-3640) kernel: Information leak in l2cap_parse_conf_req in net/bluetooth/l2cap_core.c (CVE-2022-42895) ...

Exploit for Improper Initialization in Linux Linux Kernel

CVE-2022-0847 ** Description - POC for...

Fedora 30 : kernel / kernel-headers / kernel-tools (2019-e37c348348)

The 5.2.7 stable update contains a number of important fixes across the tree. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without...

Fedora 29 : kernel / kernel-headers / kernel-tools (2019-6bda4c81f4)

The 5.2.7 stable kernel update contains a number of important fixes across the tree. The 5.2.6 kernel rebase contains new hardware support, features, and a number of important bug fixes across the tree. Update to v5.1.12 Note that Tenable Network Security has extracted the preceding description...

Exploit for Out-of-bounds Write in Linux Linux Kernel

CVE-2022-27666 This is the exploit for CVE-2022-27666, a...

CVE-2023-52769

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix htt mlo-offset event locking The ath12k active pdevs are protected by RCU but the htt mlo-offset event handling code calling ath12k_mac_get_ar_by_pdev_id() was not marked as a read-side critical section. Mark the....

CVE-2022-48662

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Really move i915_gem_context.link under ref protection i915_perf assumes that it can use the i915_gem_context reference to protect its i915->gem.contexts.list iteration. However, this requires that we do not remove...

CVE-2021-46954

In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_frag: fix stack OOB read while fragmenting IPv4 packets when 'act_mirred' tries to fragment IPv4 packets that had been previously re-assembled using 'act_ct', splats like the following can be observed on kernels...

CVE-2021-46914

In the Linux kernel, the following vulnerability has been resolved: ixgbe: fix unbalanced device enable/disable in suspend/resume pci_disable_device() called in __ixgbe_shutdown() decreases dev->enable_cnt by 1. pci_enable_device_mem() which increases dev->enable_cnt by 1, was removed from...

(RHSA-2023:7549) Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): kernel: bpf: Incorrect verifier pruning leads to unsafe code paths being incorrectly marked as safe (CVE-2023-2163) kernel: tun: bugs for oversize packet when napi frags enabled in...

CVE-2023-52452

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix accesses to uninit stack slots Privileged programs are supposed to be able to read uninitialized stack memory (ever since 6715df8d5) but, before this patch, these accesses were permitted inconsistently. In particular,...

CVE-2023-52450

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Fix NULL pointer dereference issue in upi_fill_topology() Get logical socket id instead of physical id in discover_upi_topology() to avoid out-of-bound access on 'upi = &type->topology[nid][idx];' line tha...

CVE-2022-48661

In the Linux kernel, the following vulnerability has been resolved: gpio: mockup: Fix potential resource leakage when register a chip If creation of software node fails, the locally allocated string array is left unfreed. Free it on error...

CVE-2021-46925

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix kernel panic caused by race of smc_sock A crash occurs when smc_cdc_tx_handler() tries to access smc_sock but smc_release() has already freed it. [ 4570.695099] BUG: unable to handle page fault for address:...

Linux kernel (OEM) vulnerabilities

Releases Ubuntu 22.04 LTS Packages linux-oem-6.5 - Linux kernel for OEM systems Details Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to...

lunary-ai/lunary Access Control Vulnerability in Prompt Variation Management

In lunary-ai/lunary version 1.2.13, an insufficient granularity of access control vulnerability allows users to create, update, get, and delete prompt variations for datasets not owned by their organization. This issue arises due to the application not properly validating the ownership of dataset.....

Security Bulletin: Vulnerabilities in libcurl, cURL and Linux Kernel might affect IBM Storage Copy Data Management

Summary IBM Storage Copy Data Management can be affected by vulnerabilities in libcurl, cURL and Linux Kernel. Vulnerabilities include an attacker could exploit these vulnerabilities to overflow a buffer and execute arbitrary code on the system, to insert cookies at will into a running program, to....

CVE-2024-28882

This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be...

(RHSA-2024:2585) Moderate: kernel-rt security and bug fix update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): kernel: use-after-free in l2cap_sock_release in net/bluetooth/l2cap_sock.c (CVE-2023-40283) kernel: mlxsw: spectrum_acl_tcam: Fix...

CVE-2021-46930

In the Linux kernel, the following vulnerability has been resolved: usb: mtu3: fix list_head check warning This is caused by uninitialization of list_head. BUG: KASAN: use-after-free in __list_del_entry_valid+0x34/0xe4 Call trace: dump_backtrace+0x0/0x298 show_stack+0x24/0x34...

Fedora 28 : kernel / kernel-headers / kernel-tools (2019-1b986880ea)

The 5.0.9 update contains a number of important fixes across the tree Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing.....

Fedora 29 : kernel / kernel-headers / kernel-tools (2019-1e8a4c6958)

The 5.0.9 update contains a number of important fixes across the tree Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing.....

CVE-2022-48692

In the Linux kernel, the following vulnerability has been resolved: RDMA/srp: Set scmnd->result only when scmnd is not NULL This change fixes the following kernel NULL pointer dereference which is reproduced by blktests srp/007 occasionally. BUG: kernel NULL pointer dereference, address:...

CVE-2022-48658

In the Linux kernel, the following vulnerability has been resolved: mm: slub: fix flush_cpu_slab()/__free_slab() invocations in task context. Commit 5a836bf6b09f ("mm: slub: move flush_cpu_slab() invocations __free_slab() invocations out of IRQ context") moved all flush_cpu_slab() invocations to...

CVE-2021-46922

In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix TPM reservation for seal/unseal The original patch 8c657a0590de ("KEYS: trusted: Reserve TPM for seal and unseal operations") was correct on the mailing list:...

CVE-2021-46919

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq size store permission state WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device...

CVE-2021-46917

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq cleanup of WQCFG registers A pre-release silicon erratum workaround where wq reset does not clear WQCFG registers was leaked into upstream code. Use wq reset command instead of blasting the MMIO region....

eZ Publish Kernel and Legacy Unrestricted Upload of File with Dangerous Type

eZ Publish Kernel before 5.4.14.1, 6.x before 6.13.6.2, and 7.x before 7.5.6.2 and eZ Publish Legacy before 5.4.14.1, 2017 before 2017.12.7.2, and 2019 before 2019.03.4.2 allow remote attackers to execute arbitrary code by uploading PHP code, unless the vhost configuration permits only app.php...

CVE-2024-27021

In the Linux kernel, the following vulnerability has been resolved: r8169: fix LED-related deadlock on module removal Binding devm_led_classdev_register() to the netdev is problematic because on module removal we get a RTNL-related deadlock. Fix this by avoiding the device-managed LED functions....

CVE-2024-26949

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm: Fix NULL pointer dereference when get power limit Because powerplay_table initialization is skipped under sriov case, We check and set default lower and upper OD value if powerplay_table is...

CVE-2024-26909

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pmic_glink_altmode: fix drm bridge use-after-free A recent DRM series purporting to simplify support for "transparent bridges" and handling of probe deferrals ironically exposed a use-after-free issue on...

CVE-2024-26902

In the Linux kernel, the following vulnerability has been resolved: perf: RISCV: Fix panic on pmu overflow handler (1 << idx) of int is not desired when setting bits in unsigned long overflowed_ctrs, use BIT() instead. This panic happens when running 'perf record -e branches' on sophgo sg2042...

CVE-2024-26604

In the Linux kernel, the following vulnerability has been resolved: Revert "kobject: Remove redundant checks for whether ktype is NULL" This reverts commit 1b28cb81dab7c1eedc6034206f4e8d644046ad31. It is reported to cause problems, so revert it for now until the root cause can be...

CVE-2024-26587

In the Linux kernel, the following vulnerability has been resolved: net: netdevsim: don't try to destroy PHC on VFs PHC gets initialized in nsim_init_netdevsim(), which is only called if (nsim_dev_port_is_pf()). Create a counterpart of nsim_init_netdevsim() and move the mock_phc_destroy() there....

CVE-2024-26585

In the Linux kernel, the following vulnerability has been resolved: tls: fix race between tx work scheduling and socket close Similarly to previous commit, the submitting thread (recvmsg/sendmsg) may exit as soon as the async crypto handler calls complete(). Reorder scheduling the work before...

CVE-2023-52473

In the Linux kernel, the following vulnerability has been resolved: thermal: core: Fix NULL pointer dereference in zone registration error path If device_register() in thermal_zone_device_register_with_trips() returns an error, the tz variable is set to NULL and subsequently dereferenced in...

CVE-2023-52455

In the Linux kernel, the following vulnerability has been resolved: iommu: Don't reserve 0-length IOVA region When the bootloader/firmware doesn't setup the framebuffers, their address and size are 0 in "iommu-addresses" property. If IOVA region is reserved with 0 length, then it ends up...

CVE-2023-52446

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a race condition between btf_put() and map_free() When running ./test_progs -j in my local vm with latest kernel, I once hit a kasan error like below: [ 1887.184724] BUG: KASAN: slab-use-after-free in...

CVE-2021-46931

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Wrap the tx reporter dump callback to extract the sq Function mlx5e_tx_reporter_dump_sq() casts its void * argument to struct mlx5e_txqsq , but in TX-timeout-recovery flow the argument is actually of type struct...

CVE-2021-46920

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix clobbering of SWERR overflow bit on writeback Current code blindly writes over the SWERR and the OVERFLOW bits. Write back the bits actually read instead so the driver avoids clobbering the OVERFLOW bit that...

CVE-2021-46911

In the Linux kernel, the following vulnerability has been resolved: ch_ktls: Fix kernel panic Taking page refcount is not ideal and causes kernel panic sometimes. It's better to take tx_ctx lock for the complete skb transmit, to avoid page cleanup if ACK received in...

Docker Privileged Container Kernel Escape

This module performs a container escape onto the host as the daemon user. It takes advantage of the SYS_MODULE capability. If that exists and the linux headers are available to compile on the target, then we can escape onto the...

CVE-2024-36932

In the Linux kernel, the following vulnerability has been resolved: thermal/debugfs: Prevent use-after-free from occurring after cdev removal Since thermal_debug_cdev_remove() does not run under cdev->lock, it can run in parallel with thermal_debug_cdev_state_update() and it may free the struct....

CVE-2023-3812

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious (too big) networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the...

Exploit for Use After Free in Linux Linux Kernel

CVE-2022-2602 This repository...

Exploit for Incomplete Cleanup in Linux Linux Kernel

CVE-2021-4032-NoGCC Test in: Ubuntu...

CVE-2024-32608

This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be...

CVE-2023-52760

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix slab-use-after-free in gfs2_qd_dealloc In gfs2_put_super(), whether withdrawn or not, the quota should be cleaned up by gfs2_quota_cleanup(). Otherwise, struct gfs2_sbd will be freed before gfs2_qd_dealloc (rcu callback)....

CVE-2019-16229

drivers/gpu/drm/amd/amdkfd/kfd_interrupt.c in the Linux kernel 5.2.14 does not check the alloc_workqueue return value, leading to a NULL pointer dereference. NOTE: The security community disputes this issues as not being serious enough to be deserving a CVE...