SUSE CVE-2023-53143

In the Linux kernel, the following vulnerability has been resolved: ext4: fix another off-by-one fsmap error on 1k block filesystems Apparently syzbot figured out that issuing this FSMAP call: struct fsmaphead cmd = .fmhcount = ...; .fmhkeys = .fmrdevice = / ext4 dev /, .fmrphysical = 0, ,...

DEBIAN-CVE-2023-53143

In the Linux kernel, the following vulnerability has been resolved: ext4: fix another off-by-one fsmap error on 1k block filesystems Apparently syzbot figured out that issuing this FSMAP call: struct fsmaphead cmd = .fmhcount = ...; .fmhkeys = .fmrdevice = / ext4 dev /, .fmrphysical = 0, ,...

CVE-2023-53143

In the Linux kernel, the following vulnerability has been resolved: ext4: fix another off-by-one fsmap error on 1k block filesystems Apparently syzbot figured out that issuing this FSMAP call: struct fsmaphead cmd = .fmhcount = ...; .fmhkeys = .fmrdevice = / ext4 dev /, .fmrphysical = 0, ,...

UBUNTU-CVE-2023-53143

In the Linux kernel, the following vulnerability has been resolved: ext4: fix another off-by-one fsmap error on 1k block filesystems Apparently syzbot figured out that issuing this FSMAP call: struct fsmaphead cmd = .fmhcount = ...; .fmhkeys = .fmrdevice = / ext4 dev /, .fmrphysical = 0, ,...

CVE-2023-53143

CVE-2023-53143 is a Linux kernel ext4 off-by-one fsmap bug for 1k-block filesystems. The crash stems from insufficient range validation in ext4_getfsmap_datadev when querying GETFSMAP, due to s_first_data_block being nonzero on 1k blocks, causing an underflow and invalid group calculation. A fix ...

CVE-2023-53143 ext4: fix another off-by-one fsmap error on 1k block filesystems

In the Linux kernel, the following vulnerability has been resolved: ext4: fix another off-by-one fsmap error on 1k block filesystems Apparently syzbot figured out that issuing this FSMAP call: struct fsmaphead cmd = .fmhcount = ...; .fmhkeys = .fmrdevice = / ext4 dev /, .fmrphysical = 0, ,...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel, which stems from a difference-in-one error in the fsmap of the ext4 filesystem at a block size of 1k...

CVE-2025-23150 ext4: fix off-by-one error in do_split

In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in dosplit Syzkaller detected a use-after-free issue in ext4insertdentry that was caused by out-of-bounds access due to incorrect splitting in dosplit. BUG: KASAN: use-after-free in...

CVE-2025-23150 ext4: fix off-by-one error in do_split

In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in dosplit Syzkaller detected a use-after-free issue in ext4insertdentry that was caused by out-of-bounds access due to incorrect splitting in dosplit. BUG: KASAN: use-after-free in...

CVE-2025-23150 ext4: fix off-by-one error in do_split

In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in dosplit Syzkaller detected a use-after-free issue in ext4insertdentry that was caused by out-of-bounds access due to incorrect splitting in dosplit. BUG: KASAN: use-after-free in...

CVE-2025-23150

In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in dosplit Syzkaller detected a use-after-free issue in ext4insertdentry that was caused by out-of-bounds access due to incorrect splitting in dosplit. BUG: KASAN: use-after-free in...

OESA-2025-1446 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ntbhwswitchtec: Fix shift-out-of-bounds in switchtecntbmwsettrans There is a kernel API ntbmwcleartrans would pass 0 to both addr and size. This would make...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error in the DecodeFromBytes function in bgp.go. The softwareVersionLen parameter is not checked for the case where it is set to 0. As a result, an attacker can trigger a panic by sending a malicious packet with a zero value...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error in the DecodeFromBytes function in bgp.go. The softwareVersionLen parameter is not checked for the case where it is set to 0. As a result, an attacker can trigger a panic by sending a malicious packet with a zero value...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error in the ParseRTR function in rtr.go. An attacker can cause a crash by sending an RTR message of unexpected length. Details Denial of Service DoS describes a family of attacks, all aimed at making a system inaccessible to...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error in the ParseRTR function in rtr.go. An attacker can cause a crash by sending an RTR message of unexpected length. Details Denial of Service DoS describes a family of attacks, all aimed at making a system inaccessible to...

SUSE CVE-2025-37893

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Fix off-by-one error in buildprologue Vincent reported that running BPF progs with tailcalls on LoongArch causes kernel hard lockup. Debugging the issues shows that the JITed image missing a jirl instruction at th...

AZL-61445 CVE-2025-37893 affecting package kernel for versions less than 6.6.92.2-1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Fix off-by-one error in buildprologue Vincent reported that running BPF progs with tailcalls on LoongArch causes kernel hard lockup. Debugging the issues shows that the JITed image missing a jirl instruction at th...

CVE-2025-37893 LoongArch: BPF: Fix off-by-one error in build_prologue()

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Fix off-by-one error in buildprologue Vincent reported that running BPF progs with tailcalls on LoongArch causes kernel hard lockup. Debugging the issues shows that the JITed image missing a jirl instruction at th...

PT-2025-17268 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to an off-by-one error in the build prologue function when running BPF programs with tailcalls on LoongArch, causing a kernel hard lockup. The problem arises from...