CVSS: 7.8EPSS: 0%CPEs: 8EXPL: 0CVE-2025-21689 – USB: serial: quatech2: fix null-ptr-deref in qt2_process_read_urb()
https://notcve.org/view.php?id=CVE-2025-21689
10 Feb 2025 — In the Linux kernel, the following vulnerability has been resolved: USB: serial: quatech2: fix null-ptr-deref in qt2_process_read_urb() This patch addresses a null-ptr-deref in qt2_process_read_urb() due to an incorrect bounds check in the following: if (newport > serial->num_ports) { dev_err(&port->dev, "%s - port change to invalid port: %i\n", __func__, newport); break; } The condition doesn't account for the valid range of the serial->port buffer, which is from 0 to serial->num_ports - 1. When newport is... • https://git.kernel.org/stable/c/f7a33e608d9ae022b7f49307921627e34e9484ed •
CVSS: 7.8EPSS: 0%CPEs: 8EXPL: 0CVE-2025-21687 – vfio/platform: check the bounds of read/write syscalls
https://notcve.org/view.php?id=CVE-2025-21687
10 Feb 2025 — In the Linux kernel, the following vulnerability has been resolved: vfio/platform: check the bounds of read/write syscalls count and offset are passed from user space and not checked, only offset is capped to 40 bits, which can be used to read/write out of bounds of the device. In the Linux kernel, the following vulnerability has been resolved: vfio/platform: check the bounds of read/write syscalls count and offset are passed from user space and not checked, only offset is capped to 40 bits, which can be us... • https://git.kernel.org/stable/c/6e3f264560099869f68830cb14b3b3e71e5ac76a •
CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0CVE-2024-57950 – drm/amd/display: Initialize denominator defaults to 1
https://notcve.org/view.php?id=CVE-2024-57950
10 Feb 2025 — In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Initialize denominator defaults to 1 [WHAT & HOW] Variables, used as denominators and maybe not assigned to other values, should be initialized to non-zero to avoid DIVIDE_BY_ZERO, as reported by Coverity. (cherry picked from commit e2c4c6c10542ccfe4a0830bb6c9fd5b177b7bbb7) In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Initialize denominator defaults to 1 [WHAT & HOW] Variables, used a... • https://git.kernel.org/stable/c/c9d6afb4f9c338049662d27d169fba7dd60e337d •
CVSS: 7.2EPSS: 0%CPEs: 3EXPL: 0CVE-2025-21684 – gpio: xilinx: Convert gpio_lock to raw spinlock
https://notcve.org/view.php?id=CVE-2025-21684
09 Feb 2025 — In the Linux kernel, the following vulnerability has been resolved: gpio: xilinx: Convert gpio_lock to raw spinlock irq_chip functions may be called in raw spinlock context. Therefore, we must also use a raw spinlock for our own internal locking. This fixes the following lockdep splat: [ 5.349336] ============================= [ 5.353349] [ BUG: Invalid wait context ] [ 5.357361] 6.13.0-rc5+ #69 Tainted: G W [ 5.363031] ----------------------------- [ 5.367045] kworker/u17:1/44 is trying to lock: [ 5.371587... • https://git.kernel.org/stable/c/a32c7caea292c4d1e417eae6e5a348d187546acf •
CVSS: 8.5EPSS: 0%CPEs: 3EXPL: 0CVE-2023-52925 – netfilter: nf_tables: don't fail inserts if duplicate has expired
https://notcve.org/view.php?id=CVE-2023-52925
05 Feb 2025 — In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: don't fail inserts if duplicate has expired nftables selftests fail: run-tests.sh testcases/sets/0044interval_overlap_0 Expected: 0-2 . 0-3, got: W: [FAILED] ./testcases/sets/0044interval_overlap_0: got 1 Insertion must ignore duplicate but expired entries. Moreover, there is a strange asymmetry in nft_pipapo_activate: It refetches the current element, whereas the other ->activate callbacks (bitmap, hash, rhash, rbtree... • https://git.kernel.org/stable/c/bd156ce9553dcaf2d6ee2c825d1a5a1718e86524 •
CVSS: 7.1EPSS: 0%CPEs: 7EXPL: 0CVE-2023-52924 – netfilter: nf_tables: don't skip expired elements during walk
https://notcve.org/view.php?id=CVE-2023-52924
05 Feb 2025 — In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: don't skip expired elements during walk There is an asymmetry between commit/abort and preparation phase if the following conditions are met: 1. set is a verdict map ("1.2.3.4 : jump foo") 2. timeouts are enabled In this case, following sequence is problematic: 1. element E in set S refers to chain C 2. userspace requests removal of set S 3. kernel does a set walk to decrement chain->use count for all elements from pre... • https://git.kernel.org/stable/c/9d0982927e79049675cb6c6c04a0ebb3dad5a434 •
CVSS: 5.5EPSS: 0%CPEs: 6EXPL: 0CVE-2025-21683 – bpf: Fix bpf_sk_select_reuseport() memory leak
https://notcve.org/view.php?id=CVE-2025-21683
31 Jan 2025 — In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpf_sk_select_reuseport() memory leak As pointed out in the original comment, lookup in sockmap can return a TCP ESTABLISHED socket. Such TCP socket may have had SO_ATTACH_REUSEPORT_EBPF set before it was ESTABLISHED. In other words, a non-NULL sk_reuseport_cb does not imply a non-refcounted socket. Drop sk's reference in both error paths. unreferenced object 0xffff888101911800 (size 2048): comm "test_progs", pid 44109, jiffies 429... • https://git.kernel.org/stable/c/64d85290d79c0677edb5a8ee2295b36c022fa5df •
CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0CVE-2025-21682 – eth: bnxt: always recalculate features after XDP clearing, fix null-deref
https://notcve.org/view.php?id=CVE-2025-21682
31 Jan 2025 — In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: always recalculate features after XDP clearing, fix null-deref Recalculate features when XDP is detached. Before: # ip li set dev eth0 xdp obj xdp_dummy.bpf.o sec xdp # ip li set dev eth0 xdp off # ethtool -k eth0 | grep gro rx-gro-hw: off [requested on] After: # ip li set dev eth0 xdp obj xdp_dummy.bpf.o sec xdp # ip li set dev eth0 xdp off # ethtool -k eth0 | grep gro rx-gro-hw: on The fact that HW-GRO doesn't get re-enabled au... • https://git.kernel.org/stable/c/1054aee82321483dceabbb9b9e5d6512e8fe684b •
CVSS: 7.8EPSS: 0%CPEs: 7EXPL: 0CVE-2025-21678 – gtp: Destroy device along with udp socket's netns dismantle.
https://notcve.org/view.php?id=CVE-2025-21678
31 Jan 2025 — In the Linux kernel, the following vulnerability has been resolved: gtp: Destroy device along with udp socket's netns dismantle. gtp_newlink() links the device to a list in dev_net(dev) instead of src_net, where a udp tunnel socket is created. Even when src_net is removed, the device stays alive on dev_net(dev). Then, removing src_net triggers the splat below. [0] In this example, gtp0 is created in ns2, and the udp socket is created in ns1. ip netns add ns1 ip netns add ns2 ip -n ns1 link add netns ns2 nam... • https://git.kernel.org/stable/c/459aa660eb1d8ce67080da1983bb81d716aa5a69 •
CVSS: 5.6EPSS: 0%CPEs: 2EXPL: 0CVE-2025-21672 – afs: Fix merge preference rule failure condition
https://notcve.org/view.php?id=CVE-2025-21672
31 Jan 2025 — In the Linux kernel, the following vulnerability has been resolved: afs: Fix merge preference rule failure condition syzbot reported a lock held when returning to userspace[1]. This is because if argc is less than 0 and the function returns directly, the held inode lock is not released. Fix this by store the error in ret and jump to done to clean up instead of returning directly. [dh: Modified Lizhi Xu's original patch to make it honour the error code from afs_split_string()] [1] WARNING: lock held when ret... • https://git.kernel.org/stable/c/22be1d90a6211c88dd093b25d1f3aa974d0d9f9d •