Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xen-netback: Rejects configurations with a zero queue count from guests. A malicious or faulty Xen guest can set the value of the xenbus key “multi-queue-num-queues” to “0”. The connect function in the backend only validates the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: bonding: Fixed a use-after-free in bondxmitbroadcast. bondxmitbroadcast reuses the original skb for the last slave determined by bondislastslave and clones it for others. Concurrent slave enslave/release operations may mutat...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the net:sock section, the issue of a “hardened usercopy panic” in sockrecverrqueue has been fixed. The skbufffclonecache structure was created without defining a usercopy region. Unlike the skbuffheadcache, which properly...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: Added an seqadj extension for natted connections. Sequence adjustment may be required for FTP traffic with PASV/EPSV modes. This is due to the need to rewrite the packet payload IP, port on the ftp control...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Platform/x86: classmate-laptop: Added NULL pointer checks where necessary. In several places within the Classmate laptop driver, code that uses the accel object may execute before its address is stored in the driver’s data...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: validate numifs to prevent out-of-bounds write The driver obtains swattr.numifs from the firmware via dpswgetattributes, but never validates it against DPSWMAXIF 64. This value controls the iteration in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: lib/buildid: Use kernelread for the sleepable context. A bug has been prevented: “BUG: Unable to handle a NULL pointer dereferencing in filemapreadfolio.” For the sleepable context, change freader to use kernelread instead of...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: NFSD: fixed a race condition between nfsd registration and exportsproc Currently, nfsd calls createprocexportsentry at the beginning of initnfsd, and cleanup is performed by removeprocentry at the end of exitnfsd. This can lea...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: Protect currxfer in tegraqspicombinedseqxfer The currxfer field is read by the IRQ handler without holding a lock. This allows the IRQ handler to check whether a transfer is in progress. When clearing the...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bonding: Annotate the data races around slave-lastrx. slave-lastrx and slave-targetlastarprx... can be read and written without locking. Add READONCE and WRITEONCE annotations. syzbot reported: BUG: KCSAN: Data race in...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Free sp in error path to fix system crash System crash seen during load/unload test in a loop, 61110.449331 qla2xxx 0000:27:00.0-0042:0: Disabled MSI-X. 61110.467494...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not with the value returned by the map function...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: erofs: fixed the UAF issue for file-backed mounts with the directio option 9.269940 T3222 Call trace: 9.269948 T3222 ext4filereadIter+0xac/0x108 9.269979 T3222 vfsiocbiterread+0xac/0x198 9.269993 T3222...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: fix ofiomap memory leak Matching reports: drivers/clk/mediatek/clk-mtk.c:583 mtkclksimpleprobe warning: ‘base’ from ofiomap is not released on lines: 496. This problem was also found in linux-next. In...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: vhost-scsi: Fixed the handling of multiple calls to vhostscsisetendpoint. If vhostscsisetendpoint is called multiple times without a vhostscsiclearendpoint between them, we may encounter several bugs identified by Haoran Zhang...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: Fixed a double-free in ‘hcidiscoveryfilterclear’. The function ‘hcidiscoveryfilterclear’ frees the ‘uuids’ array and then sets it to NULL. There is a small chance that the following races will occur:...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: TC, delete flows only for existing peers When deleting TC steering flows, iterate only over actual devcom peers instead of assuming all possible ports exist. This avoids touching non-existent peers and ensures that...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: ipv6: Fixed warnings related to memcpy operations that span multiple fields in the AH output. These warnings occur when extension headers are copied to IPv6 address fields, causing Fortify-string warnings regarding writes...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: bpf: It is necessary to preserve the id of the register in the synclinked regs function. The synclinked regs function copies the id of knownreg to reg when propagating the bounds of knownreg to reg, using the offset of knownreg...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Fixed string copying in parseapplysbmountoptions. The strnlen function cannot be used to copy a non-NUL-terminated string into a NUL-terminated string of possibly larger size. Commit 0efc5990bca5 “string.h: Introduce memtos...