CVE-2023-52870

CVE-2023-52870 affects the Linux kernel Mediatek clk-mt6765 clock driver. Root cause: missing check for mtk_alloc_clk_data() return value, risking NULL pointer dereference. The fix adds a check on the allocation result to prevent dereference of NULL, aligning with the referenced stable commits (e...

CVE-2023-52858 clk: mediatek: clk-mt7629: Add check for mtk_alloc_clk_data

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt7629: Add check for mtkallocclkdata Add the check for the return value of mtkallocclkdata in order to avoid NULL pointer dereference...

CVE-2023-52857 drm/mediatek: Fix coverity issue with unintentional integer overflow

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Fix coverity issue with unintentional integer overflow 1. Instead of multiplying 2 variable of different types. Change to assign a value of one variable and then multiply the other variable. 2. Add a int variable fo...

CVE-2023-52832

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't return unset power in ieee80211gettxpower We can get a UBSAN warning if ieee80211gettxpower returns the INTMIN value mac80211 internally uses for "unset power level". UBSAN: signed-integer-overflow in...

CVE-2023-52829

The CVE affects Linux kernel wifi driver ath12k (ext_hal_reg_caps path). A reg_cap.phy_id value extracted from a WMI event could be unexpected after errors, enabling an out-of-bounds write to soc->hal_reg_cap. The public description states the issue is corrected by validating reg_cap.phy_id be...

CVE-2023-52828

CVE-2023-52828 (Linux kernel) : The vulnerability arises from BPF verifier handling after a bpf_throw call. Because bpf_throw is the first noreturn call in the verifier, dead code elimination causes subsequent instructions to be treated as unseen, which can affect stack unwinding when a program t...

CVE-2023-52820

CVE-2023-52820 entry is rejected/not used and does not represent an active vulnerability.

CVE-2023-52821 drm/panel: fix a possible null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: drm/panel: fix a possible null pointer dereference In versatilepanelgetmodes, the return value of drmmodeduplicate is assigned to mode, which will lead to a NULL pointer dereference on failure of drmmodeduplicate. Add a check to...

CVE-2023-52815

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vkms: fix a possible null pointer dereference In amdgpuvkmsconngetmodes, the return value of drmcvtmode is assigned to mode, which will lead to a NULL pointer dereference on failure of drmcvtmode. Add a check to avoid...

CVE-2023-52790 swiotlb: fix out-of-bounds TLB allocations with CONFIG_SWIOTLB_DYNAMIC

In the Linux kernel, the following vulnerability has been resolved: swiotlb: fix out-of-bounds TLB allocations with CONFIGSWIOTLBDYNAMIC Limit the free list length to the size of the IO TLB. Transient pool can be smaller than IOTLBSEGSIZE, but the free list is initialized with the assumption that...

CVE-2023-52782

The CVE-2023-52782 entry pertains to the Linux kernel net/mlx5e driver: it fixes a race in tracking xmit metadata for PTP WQ where the skb may not be present in the mapping when the metadata index is tracked, risking a null pointer dereference. The fix ensures skb is in metadata mapping before tr...

CVE-2023-52779 fs: Pass AT_GETATTR_NOSEC flag to getattr interface function

In the Linux kernel, the following vulnerability has been resolved: fs: Pass ATGETATTRNOSEC flag to getattr interface function When vfsgetattrnosec calls a filesystem's getattr interface function then the 'nosec' should propagate into this function so that vfsgetattrnosec can again be called from...

CVE-2023-52779

In the Linux kernel, the following vulnerability has been resolved: fs: Pass ATGETATTRNOSEC flag to getattr interface function When vfsgetattrnosec calls a filesystem's getattr interface function then the 'nosec' should propagate into this function so that vfsgetattrnosec can again be called from...

CVE-2023-52776

The CVE-2023-52776 issue affects the Linux kernel’s wifi/ath12k path. The DFS-radar and temperature event handling code calling ath12k_mac_get_ar_by_pdev_id() was not marked as an RCU read-side critical section, risking use-after-free in active pdev contexts. The fix marks the implicated code as ...

CVE-2023-52773 drm/amd/display: fix a NULL pointer dereference in amdgpu_dm_i2c_xfer()

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix a NULL pointer dereference in amdgpudmi2cxfer When ddcserviceconstruct is called, it explicitly checks both the link type and whether there is something on the link which will dictate whether the pin is marke...

CVE-2023-52744 RDMA/irdma: Fix potential NULL-ptr-dereference

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix potential NULL-ptr-dereference indevget can return NULL which will cause a failure once idev is dereferenced in indevforeachifartnl. This patch adds a check for NULL value in idev beforehand. Found by Linux...

CVE-2023-52731

CVE-2023-52731 relates to the Linux kernel fbdev with deferred I/O. After a fbdev device is opened and closed, dirty pages can remain in the pageref list and may later be processed, risking memory/page corruption and an Oops. The fix adds cancellation of the delayed work and cleans up the pageref...

CVE-2021-47406

In the Linux kernel, the following vulnerability has been resolved: ext4: add error checking to ext4extreplaysetiblocks If the call to ext4mapblocks fails due to an corrupted file system, ext4extreplaysetiblocks can get stuck in an infinite loop. This could be reproduced by running generic/526 wi...

DEBIAN-CVE-2021-47396

In the Linux kernel, the following vulnerability has been resolved: mac80211-hwsim: fix late beacon hrtimer handling Thomas explained in https://lore.kernel.org/r/87mtoeb4hb.ffs@tglx that our handling of the hrtimer here is wrong: If the timer fires late e.g. due to vCPU scheduling, as reported b...

DEBIAN-CVE-2021-47391

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdmaaddrcancel happens before issuing more requests The FSM can run in a circle allowing rdmaresolveip to be called twice on the same idpriv. While this cannot happen without going through the work, it violates t...