Astra Linux – Vulnerability in unbound

A vulnerability in caching resolvers called “Rebirthday Attack” has been discovered in resolvers that support EDNS Client Subnet ECS. Unbound is also vulnerable when compiled with ECS support, i.e., with the option --enable-subnet, and when configured to send ECS information along with queries to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bfs: Reconstructing the file type when loading from disk syzbot reports that the SIFMT bits of the inode-imode field can become invalid when: 1. The 32-bit “mode” field loaded from disk is corrupted; 2. The 32-bit “attributes”...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ftrace: The soft lockup issue in ftracemoduleenable has been fixed. A soft lockup was observed when loading the amdgpu module. If a module contains many functions that can be traced, multiple calls to kallsymslookup may take too...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: s390/pci: Avoid deadlock between PCI error recovery and mlx5 crdump Do not block PCI config accesses through pcicfgaccesslock when executing the s390 variant of PCI error recovery. Instead, use devicelock instead of pcidevlock...

Astra Linux – Vulnerability in python-urllib3

urllib3 is a user-friendly HTTP client library for Python. Prior to version 2.5.0, it was possible to disable redirections for all requests by instantiating a PoolManager and specifying retries in a way that disables redirections. By default, requests and botocore users are not affected. An...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath11k: Fix peer HE MCS assignment In ath11kwmisendpeerassoccmd, the peer’s transmit MCS is sent to the firmware as the receive MCS, while the peer’s receive MCS is sent as the transmit MCS. This contradicts the definitions...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/eeh: Fixed recursive pcilockrescanremove locking in EEH event handling. The recent commit 1010b4c012b0 “powerpc/eeh: Making the EEH driver’s device hotplug safe” restructured the EEH driver to improve synchronization with...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Fixed error handling for pcislottrylock The commit a4e772898f8b “PCI: Added bridge lock to pcibuslock” delegates the bridge device’s pcidevtrylock to pcibustrylock in pcislottrylock. However, it forgot to remove the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: AppArmor: Fixed a double-free of nsname in aareplaceprofiles. If nsname is NULL after 1071 error = aaunpackudata, &lh, &nsname; and if ent-nsname contains an nsname in 1089 else if ent-nsname then nsname is assigned the value of...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: l2tp: avoided a data race in l2tptunneldelwork We should only access sk-sksocket when dealing with kernel sockets. syzbot reported the following data race: BUG: KCSAN: data race in l2tptunneldelwork / skcommonrelease Task 5365...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: ocb: skipping RXnosta when the interface is not joined The ieee80211ocbrxnosta function assumes a valid channel context, which is only present after the JOINOCB operation. RX operations may occur before JOINOCB is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: Fixed an inverted element activity check in nftmapcatchallactivate. nftmapcatchallactivate includes an inverted element activity check compared to its non-catchall counterpart, nftmapelemactivate, and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: check the return value of indxfind to avoid infinite loops We have identified a bug in the ntfs3 file system that can lead to a Denial-of-Service DoS condition. A malformed dentry in the ntfs3 filesystem can cause the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: fixed a memory leak in acp3x pdm DMA operations...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netdevsim: fixed a race condition related to operations on the bpfboundprogs list. The netdevsim driver lacks a protection mechanism for operations on the bpfboundprogs list. When the nsimbpfcreateprog function performs...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: macvlan: A grace period for resource control is observed in the error path of macvlancommonnewlink. Valis reported that a race condition still occurs after our previous patch. macvlancommonnewlink might have made the device...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: fixed an infinite loop triggered by a zero-sized ATTRLIST. We have identified a bug in the ntfs3 file system that can lead to a Denial-of-Service DoS attack. A malformed NTFS image can cause an infinite loop when the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “drm/amd: Check if ASPM is enabled from the PCIe subsystem” has been reverted. This reversion is associated with the commit 7294863a6f01248d72b61d38478978d638641bee. This commit was erroneously applied again after the commit...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: efivarfs: fixed error propagation in efivarentryget The efivarentryget function always returns success, even if the underlying efivarentryget function fails, thereby masking errors. This may result in uninitialized heap memory...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fixed a race condition in the RPC handle list access mechanism. The sess-rpchandlelist XArray manages RPC handles within a ksmbd session. Access to this list is intended to be protected by sess-rpclock a rwsemaphore...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fixed NULL pointer dereferencing in gfs2logFlush. In gfs2jindexfree, set sdp-sdjdesc to NULL under the log flush lock to prevent dereferencing of sdp-sdjdesc while gfs2logFlush is ongoing. In gfs2logFlush, checked whether...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: icmp: Fixed a NULL pointer dereference in icmptagvalidation. icmptagvalidation unconditionally dereferes the result of rcudereferenceinetprotosproto without checking for NULL. The inetprotos array is sparse—only about 15 out o...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: Fixed a race condition between rfkill and nciunregisterdevice. syzbot reported the issue below 0 without providing a reproduction guide. It was noted that the struct ncidev.cmdwq was destroyed before nciclosedevice was...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: Preserve the shared-frag marker during coalescing The skbtrycoalesce function can attach paged fragments from @from to @to. If @from has the SKBFLSHAREDFRAG flag set, the resulting @to skb may contain the same...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: added a bounds check for ifid in the IRQ handler. The IRQ handler extracts ifid from the upper 16 bits of the hardware status register and uses it to index into ethsw-ports, without any validation. Since ifid can be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-of-dwcmshc: Prevent illegal clock reduction in HS200/HS400 mode When operating in HS200 or HS400 timing modes, reducing the clock frequency below 52MHz will result in a broken link. The Rockchip DWC MSHC controller...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: SCTP: The order of calls for SCTPCMDASSOCSHKEY and SCTPCMDPEERINIT has been adjusted. A null-ptr-deref issue was reported in the SCTP transmission path when the initialization of the SCTP-AUTH key fails:...

Astra Linux – Vulnerability in grub2

An integer overflow flaw was discovered in the BFS file system driver within grub2. When reading a file using an indirect extent map, grub2 fails to validate the number of extent entries to be read. A maliciously crafted or corrupted BFS file system may cause an integer overflow during file...

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2. The calculation of the translation buffer when reading a language .mo file in grubgettextgetstrfromposition may overflow, resulting in an out-of-bound write. This issue can be exploited by an attacker to overwrite grub2’s sensitive heap data, ultimately allowing th...

Astra Linux – Vulnerability in grub2

When reading the .mo file in grubmofileopen, grub2 fails to verify an integer overflow during the allocation of its internal buffer. A specially crafted .mo file may cause the buffer size calculation to overflow, resulting in out-of-bound reads and writes. This flaw allows an attacker to leak...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: pagepool: Fixed a use-after-free in pagepoolrecycleinring. syzbot reported a UAF Use-After-Free in pagepoolrecycleinring: BUG: KASAN: Slab-use-after-free in lockrelease+0x151/0xa30 in kernel/locking/lockdep.c:5862. A size 8 re...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive – The session is deactivated upon receiving the second RTS packet. Since j1939tprxtimer calls j1939sessiondeactivateactivatenext only when the timer is enabled, we need to call this...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fou: Do not allow 0 for FOUATTRIPPROTO. The issue mentioned in the previous patch still exists in fouudprecv. If FOUATTRIPPROTO is set to 0, the buffer skb is neither freed by fouudprecv nor sent via "resubmit"-ed in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fixed the handling of device lifecycle in cssallocsubchannel. cssallocsubchannel calls deviceinitialize before setting up the DMA masks. If dmasetcoherentmask or dmasetmask fails, the error path frees the subchannel...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: AppArmor: Fixed the rlimit settings for posix cpu timers. posix cpu timers require an additional step beyond simply setting rlimit. The code should be refactored so it’s clear which code is setting the limits, and the posix cp...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed a race condition related to bitfield writes in btrfsclearspaceinfofull. According to the memory-barriers.txt document regarding memory barrier ordering guarantees: These guarantees do not apply to bitfields, as...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix blockgrouptree dirtylist corruption When the incompat flag EXTENTTREEV2 is set, we unconditionally add the block group tree to the switchcommits list before calling switchcommitroots, as we do for the tree root and the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: fixed the “kasan out-of-bounds” warning in sja1105tabledeleteentry. There are actually two issues: 1. Deleting the last element does not require moving elements. In fact, element i+1 is out of bounds. 2. The...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: MIPS: Work around LLVM bug when gp is used as global register variable On MIPS, currentthreadinfo is defined as global register variable locating in $gp, and is simply assigned with new address during kernel relocation. This...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fixed a null dereference in aggdequeue. To prevent a potential crash in aggdequeue when cl-qdisc-ops-peekcl-qdisc returns NULL, we check the returned value before using it, similar to the existing approach in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: fs/ntfs3: Allocate memory before using it. KMSAN reports: Multiple uninitialized values were detected: - KMSAN: uninitvalue in ntfsreadhdr 3 - KMSAN: uninitvalue in bcmp 3 Memory is allocated by getname, which is a wrapper for...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbdev: au1200fb: Fixed a memory leak in au1200fbdrvprobe. In au1200fbdrvprobe, when platformgetirq fails, it directly returns from the function with an error code, causing a memory leak. This issue was addressed by replacing the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: core: Harden s32ton to prevent conversion to 0-bit quantities Testing conducted by the syzbot fuzzer revealed that the HID core encounters a shift-out-of-bounds exception when it attempts to convert a 32-bit quantity to a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Staging: greybus: lights: Avoid dereferencing NULL values. The gblightslightconfig function stores the channelcount before allocating the channels array. If kcalloc fails, gblightsrelease iterates over the non-zero count and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: spi: spi-sprd-adi – Fixed a double-free in the probe error path. The driver currently uses spiallochost to allocate the controller, but registers it using devmspiregistercontroller. If devmregisterrestarthandler fails, the code...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: It is enforced that teql can only be used as a root qdisc. The design intent of teql is that it is only supposed to be used as a root qdisc. Therefore, we need to ensure this constraint is respected. Although not very...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fixed the potential underflow in virtiotransportgetcredit. The credit calculation in virtiotransportgetcredit uses unsigned arithmetic: ret = vvs-peerbufalloc - vvs-txcnt - vvs-peerfwdcnt; If the peer reduces its...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: intelth: Fixed a device leak during the output of an opened device. Make sure to remove the reference that was used when checking the th device during the opening of a device via open. This reference still causes a leak even afte...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: Signal: Allocate SSVE storage when restoring ZA The code used to restore a ZA context does not attempt to allocate the task’s svestate before setting TIFSME. As a result, restoring a ZA context may place the task in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netrom: The double-free issue in nrrouteframe has been fixed. In nrrouteframe, the oldskb is freed immediately, without checking whether nrneigh-ax25 is NULL. As a result, if nrneigh-ax25 is NULL, the calling function will free...