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Linux

20,703 known vulnerabilities.

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  • Medium 5.5

    vt: fix memory overlapping when deleting chars in the buffer

    In the Linux kernel, the following vulnerability has been resolved: vt: fix memory overlapping when deleting chars in the buffer A memory overlapping copy occurs when deleting a long line. This memory overlapping copy can cause data corruption when scr_memcpy…

  • Medium 5.3

    nvmet: fix memory leak in nvmet_alloc_ctrl()

    In the Linux kernel, the following vulnerability has been resolved: nvmet: fix memory leak in nvmet_alloc_ctrl() When creating ctrl in nvmet_alloc_ctrl(), if the cntlid_min is larger than cntlid_max of the subsystem, and jumps to the "out_free_changed_ns_list…

  • Medium 5.5

    uio_hv_generic: Fix another memory leak in error handling paths

    In the Linux kernel, the following vulnerability has been resolved: uio_hv_generic: Fix another memory leak in error handling paths Memory allocated by 'vmbus_alloc_ring()' at the beginning of the probe function is never freed in the error handling path. Add …

  • Medium 5.3

    mt76: fix potential DMA mapping leak

    In the Linux kernel, the following vulnerability has been resolved: mt76: fix potential DMA mapping leak With buf uninitialized in mt76_dma_tx_queue_skb_raw, its field skip_unmap could potentially inherit a non-zero value from stack garbage. If this happens, …

  • Medium 5.5

    crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map

    In the Linux kernel, the following vulnerability has been resolved: crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map In the case where the dma_iv mapping fails, the return error path leaks the memory allocated to object d. Fix this by a…

  • Medium 5.5

    netfs, fscache: Prevent Oops in fscache_put_cache()

    In the Linux kernel, the following vulnerability has been resolved: netfs, fscache: Prevent Oops in fscache_put_cache() This function dereferences "cache" and then checks if it's IS_ERR_OR_NULL(). Check first, then dereference.

  • Medium 4.4

    dmaengine: fix NULL pointer in channel unregistration function

    In the Linux kernel, the following vulnerability has been resolved: dmaengine: fix NULL pointer in channel unregistration function __dma_async_device_channel_register() can fail. In case of failure, chan->local is freed (with free_percpu()), and chan->local i…

  • Medium 5.5

    mm: migrate: fix getting incorrect page mapping during page migration

    In the Linux kernel, the following vulnerability has been resolved: mm: migrate: fix getting incorrect page mapping during page migration When running stress-ng testing, we found below kernel crash after a few hours: Unable to handle kernel NULL pointer deref…

  • Medium 6.1

    Kaspersky has fixed a security issue in the Kaspersky Security 8.0 for Linux Mail Server. The issue was that an attacke…

  • Medium 4.7

    arm64: errata: Add Cortex-A520 speculative unprivileged load workaround

    In the Linux kernel, the following vulnerability has been resolved: arm64: errata: Add Cortex-A520 speculative unprivileged load workaround Implement the workaround for ARM Cortex-A520 erratum 2966298. On an affected Cortex-A520 core, a speculatively executed…

  • Medium 6.0

    Pcp: unsafe use of directories allows pcp to root privilege escalation

    A vulnerability has been identified in the Performance Co-Pilot (PCP) package, stemming from the mixed privilege levels utilized by systemd services associated with PCP. While certain services operate within the confines of limited PCP user/group privileges, …

  • Medium 4.4

    powerpc/64s: Fix pte update for kernel memory on radix

    In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix pte update for kernel memory on radix When adding a PTE a ptesync is needed to order the update of the PTE with subsequent accesses otherwise a spurious fault may be raised. …

  • Medium 4.3

    mt76: mt7921: fix memory leak in mt7921_coredump_work

    In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix memory leak in mt7921_coredump_work Fix possible memory leak in mt7921_coredump_work.

  • Medium 5.5

    ARM: 9064/1: hw_breakpoint: Do not directly check the event's overflow_handler hook

    In the Linux kernel, the following vulnerability has been resolved: ARM: 9064/1: hw_breakpoint: Do not directly check the event's overflow_handler hook The commit 1879445dfa7b ("perf/core: Set event's default ::overflow_handler()") set a default event->overfl…

  • Medium 4.7

    i2c: sprd: fix reference leak when pm_runtime_get_sync fails

    In the Linux kernel, the following vulnerability has been resolved: i2c: sprd: fix reference leak when pm_runtime_get_sync fails The PM reference count is not expected to be incremented on return in sprd_i2c_master_xfer() and sprd_i2c_remove(). However, pm_ru…

  • Medium 5.5

    irqchip/gic-v3: Do not enable irqs when handling spurious interrups

    In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3: Do not enable irqs when handling spurious interrups We triggered the following error while running our 4.19 kernel with the pseudo-NMI patches backported to it: [ 14.816231] -…

  • Medium 5.5

    riscv/kprobe: fix kernel panic when invoking sys_read traced by kprobe

    In the Linux kernel, the following vulnerability has been resolved: riscv/kprobe: fix kernel panic when invoking sys_read traced by kprobe The execution of sys_read end up hitting a BUG_ON() in __find_get_block after installing kprobe at sys_read, the BUG mes…

  • Medium 5.5

    tracing: Restructure trace_clock_global() to never block

    In the Linux kernel, the following vulnerability has been resolved: tracing: Restructure trace_clock_global() to never block It was reported that a fix to the ring buffer recursion detection would cause a hung machine when performing suspend / resume testing.…

  • Medium 5.5

    dmaengine: idxd: Fix clobbering of SWERR overflow bit on writeback

    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 av…

  • Medium 5.5

    erofs: fix inconsistent per-file compression format

    In the Linux kernel, the following vulnerability has been resolved: erofs: fix inconsistent per-file compression format EROFS can select compression algorithms on a per-file basis, and each per-file compression algorithm needs to be marked in the on-disk supe…

  • Medium 5.3

    Jwcrypto: denail of service via specifically crafted jwe

    A vulnerability was found in JWCrypto. This flaw allows an attacker to cause a denial of service (DoS) attack and possible password brute-force and dictionary attacks to be more resource-intensive. This issue can result in a large amount of computational cons…

  • Medium 5.5

    389-ds-base: a heap overflow leading to denail-of-servce while writing a value larger than 256 chars (in log_entry_attr)

    A heap overflow flaw was found in 389-ds-base. This issue leads to a denial of service when writing a value larger than 256 chars in log_entry_attr.

  • Medium 5.5

    Kernel: stack overflow problem in open vswitch kernel module leading to dos

    A vulnerability was reported in the Open vSwitch sub-component in the Linux Kernel. The flaw occurs when a recursive operation of code push recursively calls into the code block. The OVS module does not validate the stack depth, pushing too many frames and ca…

  • Medium 5.1

    Kernel: race condition leads to use after free during vma lock in lock_vma_under_rcu

    A use-after-free flaw was found in the Linux kernel's Memory Management subsystem when a user wins two races at the same time with a fail in the mas_prev_slot function. This issue could allow a local user to crash the system.

  • Medium 6.5

    Kernel: null pointer dereference in __nvmet_req_complete

    A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packages when using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference in the NVMe driver, causing kerne…

  • Medium 6.5

    Kernel: null pointer dereference in nvmet_tcp_execute_request

    A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packages when using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference in the NVMe driver, causing kerne…

  • Medium 6.5

    Kernel: null pointer dereference in nvmet_tcp_build_iovec

    A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packages when using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference in the NVMe driver and causing ke…

  • Medium 5.0

    Ansible-core: possible information leak in tasks that ignore ansible_no_log configuration

    An information disclosure flaw was found in ansible-core due to a failure to respect the ANSIBLE_NO_LOG configuration in some scenarios. Information is still included in the output in certain tasks, such as loop items. Depending on the task, this issue may in…

  • Medium 5.3

    Cpio: extraction allows symlinks which enables remote command execution

    A path traversal vulnerability was found in the CPIO utility. This issue could allow a remote unauthenticated attacker to trick a user into opening a specially crafted archive. During the extraction process, the archiver could follow symlinks outside of the i…

  • Medium 5.3

    Race condition vulnerability in Linux kernel media/dvb-core in dvbdmx_write()

    A race condition was found in the Linux kernel's media/dvb-core in dvbdmx_write() function. This can result in a null pointer dereference issue, possibly leading to a kernel panic or denial of service issue.

  • Medium 4.6

    Race condition vulnerability in Linux kernel bluetooth in conn_info_{min,max}_age_set()

    A race condition was found in the Linux kernel's net/bluetooth device driver in conn_info_{min,max}_age_set() function. This can result in integrity overflow issue, possibly leading to bluetooth connection abnormality or denial of service.

  • Medium 4.6

    Race condition vulnerability in Linux kernel net/bluetooth in {conn,adv}_{min,max}_interval_set()

    A race condition was found in the Linux kernel's net/bluetooth in {conn,adv}_{min,max}_interval_set() function. This can result in I2cap connection or broadcast abnormality issue, possibly leading to denial of service.

  • Medium 4.6

    Race condition vulnerability in Linux kernel bluetooth sniff_{min,max}_interval_set()

    A race condition was found in the Linux kernel's net/bluetooth in sniff_{min,max}_interval_set() function. This can result in a bluetooth sniffing exception issue, possibly leading denial of service.

  • Medium 4.6

    Race condition vulnerability in Linux kernel bluetooth driver in {min,max}_key_size_set()

    A race condition was found in the Linux kernel's bluetooth device driver in {min,max}_key_size_set() function. This can result in a null pointer dereference issue, possibly leading to a kernel panic or denial of service issue.

  • Medium 5.0

    Race condition vulnerability in Linux kernel scsi device driver lpfc_unregister_fcf_rescan()

    A race condition was found in the Linux kernel's scsi device driver in lpfc_unregister_fcf_rescan() function. This can result in a null pointer dereference issue, possibly leading to a kernel panic or denial of service issue.

  • Medium 5.3

    Race condition vulnerability in Linux kernel sound/hda snd_hdac_regmap_sync

    A race condition was found in the Linux kernel's sound/hda device driver in snd_hdac_regmap_sync() function. This can result in a null pointer dereference issue, possibly leading to a kernel panic or denial of service issue.

  • Medium 5.3

    Race condition vulnerability in Linux kernel drm/exynos exynos_drm_crtc_atomic_disable

    A race condition was found in the Linux kernel's drm/exynos device driver in exynos_drm_crtc_atomic_disable() function. This can result in a null pointer dereference issue, possibly leading to a kernel panic or denial of service issue.

  • Medium 6.5

    Kernel: marvin vulnerability side-channel leakage in the rsa decryption operation

    A Marvin vulnerability side-channel leakage was found in the RSA decryption operation in the Linux Kernel. This issue may allow a network attacker to decrypt ciphertexts or forge signatures, limiting the services that use that private key.

  • Medium 5.3

    Glibc: integer overflow in __vsyslog_internal()

    An integer overflow was found in the __vsyslog_internal function of the glibc library. This function is called by the syslog and vsyslog functions. This issue occurs when these functions are called with a very long message, leading to an incorrect calculation…

  • Medium 5.6

    Opensc: side-channel leaks while stripping encryption pkcs#1 padding

    A vulnerability was found in OpenSC where PKCS#1 encryption padding removal is not implemented as side-channel resistant. This issue may result in the potential leak of private data.