CVE-2023-29383

CVE-2023-29383 describes a vulnerability in Shadow 4.13 where an attacker can inject control characters into fields given to the chfn program (change finger). The issue does not enable direct exploitation (e.g., adding a user fails due to a block list), but can allow an adversary to misrepresent ...

CVE-2023-29383

In Shadow 4.13, it is possible to inject control characters into fields provided to the SUID program chfn change finger. Although it is not possible to exploit this directly e.g., adding a new user fails because \n is in the block list, it is possible to misrepresent the /etc/passwd file when...

CVE-2023-29383

In Shadow 4.13, it is possible to inject control characters into fields provided to the SUID program chfn change finger. Although it is not possible to exploit this directly e.g., adding a new user fails because \n is in the block list, it is possible to misrepresent the /etc/passwd file when...

Why Shadow APIs are More Dangerous than You Think

Shadow APIs are a growing risk for organizations of all sizes as they can mask malicious behavior and induce substantial data loss. For those that aren't familiar with the term, shadow APIs are a type of application programming interface API that isn't officially documented or supported. Contrary...

Why Shadow APIs are More Dangerous than You Think

Shadow APIs are a growing risk for organizations of all sizes as they can mask malicious behavior and induce substantial data loss. For those that aren't familiar with the term, shadow APIs are a type of application programming interface API that isn't officially documented or supported. Contrary...

nftables bug fix and enhancement update

An update is available for nftables. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list nftables provides a packet-filtering tool, with numerous improvements in...

Fedora 36 : xen (2023-04b5338dd0)

The remote Fedora 36 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-04b5338dd0 advisory. 3 security issues 2180425 x86 shadow plus log-dirty mode use-after-free XSA-427, CVE-2022-42332 x86/HVM pinned cache attributes mis-handling XSA-428...

CVE-2022-47188

There is an arbitrary file reading vulnerability in Generex UPS CS141 below 2.06 version. An attacker, making use of the default credentials, could upload a backup file containing a symlink to /etc/shadow, allowing him to obtain the content of this path...

CVE-2022-47188

There is an arbitrary file reading vulnerability in Generex UPS CS141 below 2.06 version. An attacker, making use of the default credentials, could upload a backup file containing a symlink to /etc/shadow, allowing him to obtain the content of this path...

Fedora 38 : xen (2023-703f133eb3)

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-703f133eb3 advisory. 3 security issues 2180425 x86 shadow plus log-dirty mode use-after-free XSA-427, CVE-2022-42332 x86/HVM pinned cache attributes mis-handling XSA-428...

SUSE CVE-2022-42332

x86 shadow plus log-dirty mode use-after-free In environments where host assisted address translation is necessary but Hardware Assisted Paging HAP is unavailable, Xen will run guests in so called shadow mode. Shadow mode maintains a pool of memory used for both shadow page tables as well as...

SUSE SLES12: xen / xen-doc-html / xen-libs / xen-libs-32bit / xen-tools / etc (SUSE-SU-2023:0846-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:0846-1 advisory. - CVE-2022-42332: Fixed use-after-free in x86 shadow plus log-dirty mode bsc1209017. - CVE-2022-42331: Fixed speculative vulnerability in 32bit...

SUSE SLES12: xen / xen-doc-html / xen-libs / xen-libs-32bit / xen-tools / etc (SUSE-SU-2023:0859-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:0859-1 advisory. - CVE-2022-42332: Fixed use-after-free in x86 shadow plus log-dirty mode bsc1209017. - CVE-2022-42333,CVE-2022-42334: Fixed x86/HVM...

SUSE SLED15: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2023:0848-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:0848-1 advisory. - CVE-2022-42332: Fixed use-after-free in x86 shadow plus log-dirty mode bsc1209017. -...

SUSE SLES15: xen / xen-devel / xen-libs / xen-tools / xen-tools-domU / etc (SUSE-SU-2023:0847-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:0847-1 advisory. - CVE-2022-42332: Fixed use-after-free in x86 shadow plus log-dirty mode bsc1209017. - CVE-2022-42333,CVE-2022-42334: Fixed x86/HVM...

SUSE-SU-2023:0859-1 Security update for xen

This update for xen fixes the following issues: - CVE-2022-42332: Fixed use-after-free in x86 shadow plus log-dirty mode bsc1209017. - CVE-2022-42333,CVE-2022-42334: Fixed x86/HVM pinned cache attributes mis-handling bsc1209018. - CVE-2022-42331: Fixed speculative vulnerability in 32bit SYSCALL...

DEBIAN-CVE-2022-42332

x86 shadow plus log-dirty mode use-after-free In environments where host assisted address translation is necessary but Hardware Assisted Paging HAP is unavailable, Xen will run guests in so called shadow mode. Shadow mode maintains a pool of memory used for both shadow page tables as well as...

ALPINE-CVE-2022-42332

x86 shadow plus log-dirty mode use-after-free In environments where host assisted address translation is necessary but Hardware Assisted Paging HAP is unavailable, Xen will run guests in so called shadow mode. Shadow mode maintains a pool of memory used for both shadow page tables as well as...

CVE-2022-42332

x86 shadow plus log-dirty mode use-after-free In environments where host assisted address translation is necessary but Hardware Assisted Paging HAP is unavailable, Xen will run guests in so called shadow mode. Shadow mode maintains a pool of memory used for both shadow page tables as well as...

CVE-2022-42332

x86 shadow plus log-dirty mode use-after-free In environments where host assisted address translation is necessary but Hardware Assisted Paging HAP is unavailable, Xen will run guests in so called shadow mode. Shadow mode maintains a pool of memory used for both shadow page tables as well as...