Astra Linux – Vulnerability in Mutt

Null pointer dereferencing when viewing a specially crafted email in Mutt 1.5.2 2.2.12...

Astra Linux – Vulnerability in Vim

NULL pointer dereferencing in the GitHub repository for vim/vim before version 9.0.0240...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: coda: Added a check for codairamalloc. Since codairamalloc may return a NULL pointer, it is better to check the return value to avoid dereferencing a NULL pointer, just like with the other cases...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Publish jinode after initialization The ext4inodeattachjinode function publishes ei-jinode to concurrent users. It used to set ei-jinode before jbd2journalinitjbd inode, allowing a reader to observe a non-NULL jinode with...

Astra Linux – Vulnerability in net-snmp

Net-SNMP provides various tools related to the Simple Network Management Protocol. Prior to version 5.9.2, a user with read-write credentials could use an improperly formatted OID in a SET request to the nsVacmAccessTable, causing a NULL pointer derefrence. Version 5.9.2 includes a patch to addre...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

A null pointer dereference flaw was discovered in the Linux kernel’s DECnet networking protocol. This issue could allow a remote user to crash the system...

Astra Linux – Vulnerability in Vim

NULL pointer dereferencing in the GitHub repository for vim/vim before version 8.2.4959...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

A issue was discovered in the Linux kernel through version 5.16-rc6. The lkdtmARRAYBOUNDS function in drivers/misc/lkdtm/bugs.c lacks a check for the return value of kmalloc, which can lead to a null pointer derefrence...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

A issue was discovered in the Linux kernel through version 5.16-rc6. The function malidpcrtcreset in the file drivers/gpu/drm/arm/malidpcrtc.c lacks a check on the return value of kzalloc. This could lead to a null pointer dereferencing...

Astra Linux – Vulnerability in Samba

A flaw was discovered in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a NULL pointer dereference and caus...

Astra Linux – Vulnerability in gnutls28

A NULL pointer dereference flaw was discovered in GnuTLS. Since Nettle’s hash update functions internally call memcpy, using zero-length inputs may lead to undefined behavior. This flaw can result in a denial of service after authentication in rare circumstances...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can lead to a NULL pointer dereference in ntfsextent inodeopen in NTFS-3G 2021.8.22...

Astra Linux – Vulnerability in ffmpeg

A issue was discovered in the FFmpeg package, where vp3decodeframe in libavcodec/vp3.c lacks a check on the return value of avmalloc. This leads to a null pointer dereferencing, which affects functionality...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Add null pointer check for inode operations This adds a sanity check for the iop pointer of the inode which is returned after reading Root directory MFT record. We should check the iop is valid before trying to create t...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: kobject: A sanity check was added for kset-kobj.ktype in ksetregister. When I register a kset in the following manner: c static struct kset mykset; kobjectsetname&mykset.kobj, "mykset"; ret = ksetregister&mykset; A null pointer...

Astra Linux – Vulnerability in Apache2

Apache HTTP Server versions 2.4.41 to 2.4.46 with modproxyhttp can become unstable when processing specially crafted requests that use both Content-Length and Transfer-Encoding headers. This can lead to a denial of service...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

With shadow paging enabled, the INVPCID instruction results in a call to kvmmmuinvpcidgva. If INVPCID is executed with CR0.PG=0, the invlpg callback is not set, and the result is a NULL pointer dereference...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel, specifically in the spkttyioreceivebuf2 function. This function dereferences the spkttyiosynth variable without checking whether it is NULL or not. This could lead to a NULL-ptr deref crash...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Immediately reset the MMU context when the SMM flag is cleared The MMU context should be reset immediately when the SMM flag of the vCPU is cleared, so that the SMM flag in the MMU context is always synchronized with th...

Astra Linux – Vulnerability in SQLite3

In SQLite 3.31.1, the isAuxiliaryVtabOperator function allows attackers to trigger a NULL pointer dereferencing and segmentation fault due to generated column optimizations...